Physics Unit30: Nuclear Physics and Radioactivity (id: dea1ae861)

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

[单选题]
The binding energy of aw;qrk;)q*l ay nucleus zjm8dt k)t,0 kd.red2 is contributed to

A. radioactivity.
B. alpha decay.
C. too many neutrons.
D. mass defect.


参考答案:  D


本题详细解析: 暂无