DP Chemistry (last assessment 2024)
Question 18N.1.sl.TZ0.15
Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.1.sl.TZ0.15 |
Level | sl | Paper | 1 | Time zone | TZ0 |
Command term | Question number | 15 | Adapted from | N/A |
15.
[Maximum mark: 1]
18N.1.sl.TZ0.15
Consider the following reaction:
N2 (g) + 3H2 (g) 2NH3 (g)
Which calculation gives ΔHΘ, in kJ, for the forward reaction?
A. 2z − y − 3x
B. y + 3x − 2z
C. y + 3x − 6z
D. 6z − y − 3x
[1]
Markscheme
C