{"id":1228,"date":"2015-12-12T18:33:35","date_gmt":"2015-12-12T18:33:35","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/?page_id=1228"},"modified":"2015-12-12T18:36:41","modified_gmt":"2015-12-12T18:36:41","slug":"help-card-exercise-n5-1_2a-reactions-compounds","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/help-card-exercise-n5-1_2a-reactions-compounds\/","title":{"rendered":"Help Card:  Exercise N5 1_2A Reactions &amp; Compounds"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td>In this question it is important to examine the elements in the products. Only those elements in the product could have been present in the reactants.<\/p>\n<p>However, air also contains elements and burning a substance involves forming a compound with one of those elements.<\/p>\n<p>Consequently, we cannot be certain if our compound contained this element or the products were formed in the reaction between this element and our compound.<\/td>\n<td>\n<a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture79.jpg\"><img decoding=\"async\" class=\"aligncenter wp-image-897\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture79.jpg\" alt=\"Picture7\" width=\"280\" height=\"171\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture79.jpg 875w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecchemu1hwrk\/uploads\/sites\/5077\/2015\/12\/Picture79-300x183.jpg?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEGkaCWV1LXdlc3QtMSJGMEQCIAq0YvKvGvK%2BmoR0lrlKuzyxJce4sOeatZXXHsV6bZj%2FAiAfHZ8RwVp3z%2FFUAeMSdm68a%2FMYq1HVoLg7K3hCVSvK%2Fyq4BQgyEAUaDDI3MzU3MDE5NTQzMyIM%2FLnITJNnL%2FdcRgPBKpUFDKEPBWdZSO0oS3cM3kh2jy%2BXimRYTQy35pwjYpXIc%2BzLdSLhUzruPmb4HgKbWN%2Fvd9gB9KCy4MDZ7fx9bMnCkRKBt1tryktkVoASqbeIH11asKNHFVaxtzlmoZsU7fE3zqyC%2FZ%2Bbq7T9EZglZYd5%2BqGJq9%2FLvFC2ZYUGPICKkT8eLVOKHH0K6hSXQ3IRk64sWcY3BitOLkpDyjbM%2FOTmAdKUojXb8TWqshTY7ZYpMD%2B6Gaigj7iBzF3E9Nr3z0hmVH9moymd36EW6zX1vMKZYMiEKlCBu2A%2F3KwKZ2%2FYqLW7U9Q238XDX%2FqMStridjopf04QgIz5CJiWCoYxQmEoU3zodIkskNM7YyDw8iVGBThBvw0ZRA%2FLRprB9b5RuK2O2PBsuv6uUDm%2Fvmnegeexiw7m1B%2F%2ByPGQ34vrlsBo0hnGbDGXzGcsxClGpZ8LDeF3OE4Ad3exIY8HMb1FiWQGM%2FmsetXBdT7jelrOfnmzyPElPENX3Vu6Cnt0HpUBak2AjvMSu97qp7kQ%2BZtDMCgVZcOMn9w81Jhr4POviuIGh7t1NoJXgUIPsZI%2BaqEdhoV%2FsZjfkKQIikwdPpy1ZpFu53DLRB4nDpFN6%2Fqr1XlzNhC8xBxbXtNl6IuXTP8bv06QdgXGU2Qf20TDalzzrtbKVLo%2FzE0yG2VNF20NkNmAzne0FTqH%2FjVMy6KbhbdnrJO55wQrUF8%2FRGED4eKD7y%2FTGDDzJID%2F0OoxjHiDKPYp7N5T561La5l%2Famjm0pc60wtXSg3Tbhn13%2FTf85UMGwJPA6KjgJRTqdk3JKrKZlx5AchMLotLocSXNS4zisEc7nECDpg7u%2BOkwxXunRxxlBpgXEIlC%2BFDkkQmtqmonX3gqzEevryYuTC07KDWBjqyAYi34KyhxXfxWAleK0gLDqHJhwRXNNjdpZ%2Bh262gGzfXcvZcUCiLS1DwHdLq438iAvvdwynCq3z9anAzdNb0bMQLKU%2Bx0lpSM%2FVye23dN%2F1KZYgHwq5cfyeIgekVMZ2KkXjRr7LMqCxQBwKvf4QEyn36u9chLVOnxaX2fQE119Q8S5kFBZJZFW%2B6kXIXD6M7c9zIacc6Cosd8zQq3WiwUZ8HkIAZ4qJIT8OQwZkO81cFNGg%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UX5V4AYKL%2F20261009%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261009T003607Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=7376d6f0ed148e7c10015eb6880ccd9ebd3faa9238c94b72722a9148e8aa27c6 300w\" sizes=\"(max-width: 280px) 85vw, 280px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>In this question it is important to examine the elements in the products. Only those elements in the product could have been present in the reactants. However, air also contains elements and burning a substance involves forming a compound with one of those elements. Consequently, we cannot be certain if our compound contained this element &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/help-card-exercise-n5-1_2a-reactions-compounds\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Help Card:  Exercise N5 1_2A Reactions &amp; Compounds&#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-1228","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/pages\/1228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/comments?post=1228"}],"version-history":[{"count":3,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/pages\/1228\/revisions"}],"predecessor-version":[{"id":1231,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/pages\/1228\/revisions\/1231"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecchemu1hwrk\/wp-json\/wp\/v2\/media?parent=1228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}