| Date | November 2009 | Marks available | 1 | Reference code | 09N.1.sl.TZ0.18 |
| Level | SL | Paper | 1 | Time zone | TZ0 |
| Command term | State | Question number | 18 | Adapted from | N/A |
Question
Hydrochloric acid is reacted with large pieces of calcium carbonate, the reaction is then repeated using calcium carbonate powder. How does this change affect the activation energy and the collision frequency?
Markscheme
B
Examiners report
[N/A]
Syllabus sections
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