{"id":1017,"date":"2019-01-24T08:15:24","date_gmt":"2019-01-24T08:15:24","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/?page_id=1017"},"modified":"2021-05-10T11:08:59","modified_gmt":"2021-05-10T11:08:59","slug":"past-paper-questions-h_3c1-unit-3-marking-guide","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/past-paper-questions-h_3c1-unit-3-marking-guide\/","title":{"rendered":"MARKING GUIDE: Unit 3C1\u2013 Redox Reactions"},"content":{"rendered":"<table style=\"font-size: 16px\">\n<tbody>\n<tr>\n<td width=\"50\">1.<\/td>\n<td>\u00a0D<\/td>\n<td width=\"5\"><\/td>\n<\/tr>\n<tr>\n<td>2.<\/td>\n<td>\u00a0C<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>3.<\/td>\n<td>\u00a0A<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>4.<\/td>\n<td>\u00a0B<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>5.<\/td>\n<td>\u00a0A<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>6.<\/td>\n<td>\u00a0D<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>7.<\/td>\n<td>\u00a0C<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>8.<\/td>\n<td>\u00a0A<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>9.<\/td>\n<td>\u00a0D<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>10.<\/td>\n<td>\u00a0A<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td width=\"50\">11.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1072\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture10.png\" alt=\"\" width=\"803\" height=\"162\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture10.png 1105w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture10-300x60.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=add5806a3854486e5826e585e4d48c9c0d94e825ff2f93ed13162e4d3799c078 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture10-768x154.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=e8fa357c9fcc3abf5a220bf49e4259b86c20fe25170413e693dbc1020cf501f0 768w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture10-1024x205.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=d741b7805aa9401aeb444717973a3a3439ebd5049ef8d893044e476ce6d64450 1024w\" sizes=\"auto, (max-width: 803px) 85vw, 803px\" \/><\/td>\n<\/tr>\n<tr>\n<td>12.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1073\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture11.png\" alt=\"\" width=\"846\" height=\"108\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture11.png 1105w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture11-300x39.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=f03b1f12f267eb3a6f830eebbb759507a4aef6a442d30bd2bcd6ae264aadc895 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture11-768x99.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=b9ca07e7f785ea5163d73b49441ba78724b9014fd2a04980b9a065e0ac61ca53 768w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture11-1024x132.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=772fd89d437811df3c0e87e730b9f5ce662f56f4c1ef4d78690fbe76b18832a6 1024w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/td>\n<\/tr>\n<tr>\n<td>\u00a013.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1075\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture12.png\" alt=\"\" width=\"916\" height=\"120\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture12.png 1073w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture12-300x39.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=ca3a948c6d5ea91ca81f737fbe6a93eb7c2f56ae23efe48c159e151e868ef9d1 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture12-1024x133.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=c3f38332604fece67ab2fa3bdc96ca9d1f7d94b0cb108a3c264b298b4fd1b2ac 1024w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/td>\n<\/tr>\n<tr>\n<td>\u00a014.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1076\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture13.png\" alt=\"\" width=\"897\" height=\"232\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture13.png 1073w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture13-300x77.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=cfbdb0a9b9b4b505b722cd789b88408cc4f3e7e3c6a17fc4debab06743c7ffe9 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture13-768x198.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=6c81fc2ebb5327f4331880c528fe04e4dd81dac8b1176574fd3493d2b9ebc6dc 768w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/02\/Picture13-1024x264.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=67a99c5911d418a92c56fa127163be899a84f966149acbc3261fc1952e1b2491 1024w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/td>\n<\/tr>\n<tr>\n<td>\u00a015.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0a) i)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0 \u00a02H<sub>2<\/sub>O\u00a0 \u00a0 +\u00a0 O<sub>2<\/sub> \u00a0 \u00a0 \u00a0\u2192\u00a0 \u00a0 2H<sub>2<\/sub>O<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0ii)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1308\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture1-4.png\" alt=\"\" width=\"935\" height=\"511\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture1-4.png 551w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture1-4-300x163.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=0288da7c6fc7c17944908c4ae40c14383b92eac99d0628666e00f18eededce46 300w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/td>\n<\/tr>\n<tr>\n<td>\u00a016.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1317\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture6-4.png\" alt=\"\" width=\"607\" height=\"44\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture6-4.png 1165w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture6-4-300x22.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=2d0fb7648fef7881828ed831f05bf3de47e47948c5a34756876a83d43940ccf8 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture6-4-768x55.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=c8b0783e945c79e695269e6e06497767032a7d70c87a45acf7ec77fde0f17094 768w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture6-4-1024x74.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=375ed6866413011cfc47b70ed063230851afa3378c9f3211c709c06628a4f094 1024w\" sizes=\"auto, (max-width: 607px) 85vw, 607px\" \/><\/td>\n<\/tr>\n<tr>\n<td>\u00a017.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0a)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1312\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture3-4.png\" alt=\"\" width=\"453\" height=\"55\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture3-4.png 693w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture3-4-300x36.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=4d2b78ff18905bb7ccc300969c5d7b4de207405e398de4c497e1a9dc1fe4e9a8 300w\" sizes=\"auto, (max-width: 453px) 85vw, 453px\" \/><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0b)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1313\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture4-4.png\" alt=\"\" width=\"462\" height=\"56\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture4-4.png 693w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture4-4-300x36.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=d814f0fd9420133c3118e603b8afb7d327d183d68404858e37d66891ba960709 300w\" sizes=\"auto, (max-width: 462px) 85vw, 462px\" \/><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\u00a018.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a02(-)<\/td>\n<\/tr>\n<tr>\n<td>\u00a019.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0ii)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0Blue to orange\/ red<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0iii)<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-1315\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture5-3.png\" alt=\"\" width=\"547\" height=\"50\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture5-3.png 927w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture5-3-300x27.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=fffeb9a55d32684994d93913370e741d3612d3e820658d9689f37e636d6aa2ee 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture5-3-768x70.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=022ccf6337cf7f33ec6172745fbf6198e482c935ba75f398559467d5fe851043 768w\" sizes=\"auto, (max-width: 547px) 85vw, 547px\" \/><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>20.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1319\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture7-3.png\" alt=\"\" width=\"679\" height=\"49\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture7-3.png 1165w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture7-3-300x22.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=ba2f1b261fe2ff5fc99377121c1522b9600ae28048fed16ef155fae899f6c80e 300w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture7-3-768x55.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=146548168866a200ab6546049fb8776d8669661440380f8ae8de0555ee354008 768w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hchemanswers\/uploads\/sites\/5342\/2019\/03\/Picture7-3-1024x74.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEEYaCWV1LXdlc3QtMSJGMEQCIBZdVf6CxL9dS6pQmhx3yXVBPS1mcTfTnj6BC6kmfRhKAiAhUd296NxahuqJuW7%2FGbYubjDFmy65kvRChov7HNzJlSq5BQgPEAUaDDI3MzU3MDE5NTQzMyIMivYfn%2BzGRXk91fIMKpYF7mio%2B8lg6%2BR4N8ysciZe7O%2Fo%2FjxuSlY76ox3q8X83tOazK6g9rvIFdXQlz%2FxyUhtfGfBgqi0SI1delyImyNJsbX0kS0a%2FQ%2BXteKBcTaNTkrSCVep5lmyoO%2By57drhtUgJ7xFKNb1nB8LwHGjAllRVIW%2Fqu%2BJLffjvO5jSX%2FMKubB5TwzOhe0ziwo95dQmmzVxskhJY9GAbfSo1e1hTo7LGWuc%2BtCKH58c66f9F9NJzd0oWImiEtJkaP8LIex1cPM2Qwdt6lhJA5AiolOI9mrK58lIM2K%2B%2F7bgAEOUcm9sNn4EtwnDU1R4SXpfT4%2ByScFSnH%2BGa9A9NlG45eqCOU21kVjHQ9jAfy515bakR3TTbPdh%2FdCrkc%2F9S8XlP5tpA3Q7ViPzulJLrB4ScB9ULrCTIKxEFKRnddHdXg86ssdVffEW5eM1Fc6emt8Cw26KtZgZRXB8tnTMKfwjGoYKh3AyybMw4utTy%2FydQPbyyKto%2B4tAIoK80Wr1iCB7HoO2qaGcbGb59W6e5K4ydmMB9ZOAW7PXp2FGV04o0VdvVPvZtLmRom7sAWSWX2duJ90MJn9Q60dQfntph%2F%2BexoN7%2BRgbWq72XlCXaR3KFKAhAozx0g7TN2DCUP7aoS9h3EfqK1MFCI66jyRHibK2JLfPAPiL%2B%2FxMG9jPUklbY9dNUue6plhOZqoO6io5xZpPRNf%2FI863OPvyo%2Fo9u%2FqJ1APJpUOqCcZKA0KeHPt8wmJSHPPewfj%2Bq84PBUcaZzbYe2h4ZZeTzIla%2BryHOIqH%2FUfoJ%2FAXrhwUL0K2pTelrnQsLYkld1DU4V6TqwM7nCv9yjl1eXOkxqPb8CO6KVcO5Wc0iR%2FdbWAya8%2BoAR36Oo4k7y8u8%2BzGLZqF50w%2FoG%2B0AY6sgHDIVCpOkmf9%2BKxPEKJLKPW1TiRgktf1VXwTMH4zYd30YkHCKrFIGDU8ilfX%2BFxnT2ZZt92zrpgxkNg9koEDRXN8lfmp28Zc6abv9T79%2FiTFuvzW101sHM2n8kKMOU5sW8hfAL%2BjDasNL2I34KyzQFIdXB5%2BMpLc6l57NPDnUbsnlIUOrrQb3rLLwRrS%2BVrMue6ise%2BamOn7P9en6k3HRXSkf9nI%2FiVA8Cs6VkaOD1hy7Ha&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47US2YN5A46%2F20260521%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260521T225505Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=b94e0f155d22f46d3f60f7dd00374bc6711397f9acb967cbffd149aca30ce1f4 1024w\" sizes=\"auto, (max-width: 679px) 85vw, 679px\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>1. \u00a0D 2. \u00a0C 3. \u00a0A 4. \u00a0B 5. \u00a0A 6. \u00a0D 7. \u00a0C 8. \u00a0A 9. \u00a0D 10. \u00a0A 11. 12. \u00a0 \u00a013. \u00a0 \u00a014. \u00a0 \u00a015. \u00a0a) i) \u00a0 \u00a02H2O\u00a0 \u00a0 +\u00a0 O2 \u00a0 \u00a0 \u00a0\u2192\u00a0 \u00a0 2H2O \u00a0ii) \u00a0 \u00a016. \u00a0 \u00a017. \u00a0a) \u00a0 \u00a0b) \u00a0 \u00a018. \u00a02(-) \u00a019. \u00a0ii) \u00a0Blue to &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/past-paper-questions-h_3c1-unit-3-marking-guide\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;MARKING GUIDE: Unit 3C1\u2013 Redox Reactions&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2454,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1017","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/pages\/1017","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/comments?post=1017"}],"version-history":[{"count":20,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/pages\/1017\/revisions"}],"predecessor-version":[{"id":1912,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/pages\/1017\/revisions\/1912"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hchemanswers\/wp-json\/wp\/v2\/media?parent=1017"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}