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Question 21M.1.HL.TZ1.23

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1.HL.TZ1.23
Level HL Paper 1 Time zone TZ1
Command term Question number 23 Adapted from N/A
23.
[Maximum mark: 1]
21M.1.HL.TZ1.23

Which Feynman diagram describes the annihilation of an electron and its antiparticle?

[1]

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A

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