本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity，类别为 Generic Physics
[单选题]
Compared to the masse t o/wq)1,iiaop1iq( *pzge qj,)lyv.s of its separat5 srs+*/s*y f mtlr- pi7aalf:e protons and neutrons, the total mass of a stable nucleus is fi7t:am*s fl/ slry pa5+r*-salways
A. less.
B. the same.
C. greater.
D. zero.
参考答案: A
本题详细解析:
暂无
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Post time 2024-1-22 01:01:29