Physics Unit30: Nuclear Physics and Radioactivity (id: 4db66d3d4)

admin · Post time 2024-1-22 01:01:29

本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity，类别为 Generic Physics

[单选题]
The number of protons in an gy 0a e/20v.z1cagwxvc k6j6matomocdty-968tj 7 /rd egm is

A. zero.
B. equal to the number of neutrons.
C. equal to the number of electrons.
D. the same for all elements.

参考答案: C

本题详细解析: 暂无

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