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Question 21N.1A.HL.TZ0.39

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.1A.HL.TZ0.39
Level HL Paper 1A Time zone TZ0
Command term Question number 39 Adapted from N/A
39.
[Maximum mark: 1]
21N.1A.HL.TZ0.39

Some of the nuclear energy levels of oxygen-14 (14O) and nitrogen-14 (14N) are shown.

A nucleus of 14O decays into a nucleus of 14N with the emission of a positron and a gamma ray. What is the maximum energy of the positron and the energy of the gamma ray?


[1]

Markscheme

A

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