DP Physics (first assessment 2025)
Question 19N.2.SL.TZ0.7b(i)
Date | November 2019 | Marks available | [Maximum mark: 3] | Reference code | 19N.2.SL.TZ0.7b(i) |
Level | SL | Paper | 2 | Time zone | TZ0 |
Command term | Calculate | Question number | b(i) | Adapted from | N/A |
b(i).
[Maximum mark: 3]
19N.2.SL.TZ0.7b(i)
(b(i))
Calculate the binding energy per nucleon for uranium-238.
[3]
Markscheme
234 × 7.6 OR 4 × 7.07 ✔
BEU =« 234 × 7.6 + 4 × 7.07 – 4.27 =» « MeV » ✔
« MeV » ✔
NOTE: Allow ECF from MP2
Award [3] for bald correct answer
Allow conversion to J, final answer is 1.2 × 10–12
