Physics Unit30: Nuclear Physics and Radioactivity (id: 4ee813262)

本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity，类别为 通用国际物理

[单选题]
An atom has 98 protons and 249em 4yf9o iz 64rbp4v0p nucleons. If it unr jmqfyr51l/3e/2em5 u cov:zdergoes alpha decay, what are the number of protons and neutrons, respectively, in the daughj35 y o/c2 ef lu1mvmq:/z5errter nucleus?

A. 100, 245
B. 94, 247
C. 96, 245
D. 100, 249


参考答案:  C


本题详细解析: 暂无

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