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 k7hxd2w93, *letwv2g-oe +n c ujzim/dony74 j8 lhf2-g8ne mkecays to a nitrogen-14 nucleus by beta decay. How much energy (in MeV) is released if carbon-14 has a mass oy m 42 -kfngljen8h78of 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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