Physics Unit30: Nuclear Physics and Radioactivity (id: 33c64aa73)

本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity，类别为 国际高中通用物理

[单选题]
A carbon-14 nucleus decays to --vo 2hehks 04v)bgpv a nitrogen-14 nucleus by beta decay. 4exgcww.( vq1; *biwlHow much energy (in MeV) ib c1w; g.*ixlw(4qwv es released if carbon-14 has a mass of 14.003242 u and nitrogen-14 has a mass of 14.003074 u?

A. $0.0157 \; MeV$
B. $0.157 \; MeV$
C. $1.57 \; MeV$
D. $15.7 \; MeV$


参考答案:  B


本题详细解析: 暂无

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