DP Chemistry (last assessment 2024)
Question 23M.2.HL.TZ2.a
| Date | May 2023 | Marks available | [Maximum mark: 2] | Reference code | 23M.2.HL.TZ2.a |
| Level | HL | Paper | 2 | Time zone | TZ2 |
| Command term | Deduce | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 2]
23M.2.HL.TZ2.a
Deduce the overall rate equation.
[2]
Markscheme
H+: second order
AND
BrO3−: first order
AND
Br−: first order ✓
«rate =» k[Br−][BrO3−][H+]2 ✓
Award [2] for correct rate equation.
