DP Chemistry (last assessment 2024)
Question 19M.1.sl.TZ1.14
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.1.sl.TZ1.14 |
| Level | sl | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 14 | Adapted from | N/A |
14.
[Maximum mark: 1]
19M.1.sl.TZ1.14
What is the enthalpy change of reaction for the following equation?
A. x + y + z
B. −x − y + z
C. x − y − z
D. x − y + z
[1]
Markscheme
D
Examiners report
83 % of candidates answered this Hess Law question correctly. This topic was obviously well covered.