DP Physics (first assessment 2025)
Question 23M.2.HL.TZ2.7f
Date | May 2023 | Marks available | [Maximum mark: 2] | Reference code | 23M.2.HL.TZ2.7f |
Level | HL | Paper | 2 | Time zone | TZ2 |
Command term | Calculate | Question number | f | Adapted from | N/A |
f.
[Maximum mark: 2]
23M.2.HL.TZ2.7f
(f)
The quantity of trapped gas is 53.2 mol. Calculate the thermal energy removed from the gas during process CA.
[2]
Markscheme
«W = 0 so» Q = ΔU ✓
«ΔU = × 53.2 × R × (351 – 27) so » ΔU = 2.15 × 105 «J» ✓
Award [2] for BCA
