| 1. | C |
| 2i | 40% |
| 2ii | 3.0 mg/l |
| 3 | Arrow should be placed at around 50°C![]() |
| 4 | D |
| 5 | C |
| 6 | As distance increases the number of bubbles produced decreases. |
| 7 | ![]() |
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Science Homework Answer Guides
Hyndland Science Faculty