| Date | November 2012 | Marks available | 1 | Reference code | 12N.1.HL.TZ0.25 |
| Level | Higher level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
The following graph shows energy changes with and without enzymes during a chemical reaction. Which letter represents the activation energy required to carry out this reaction without an enzyme catalyst?
Markscheme
B
Examiners report
N/A
Syllabus sections
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