Physics Unit31: Nuclear Energy and Radiation (id: 7e9025938)

本题目来源于试卷: Physics Unit31: Nuclear Energy and Radiation，类别为 国际高中通用物理

[单选题]
When light elements such as euon*fl4a8d khfg3r. )g wk 1.hydrogen undergj;+j:q, lb2ejv3d w8 vugb,ibd 0f )qoo fusion,

A. there is a loss of mass.
B. there is an increase in mass.
C. there is no change in mass.
D. electric charge can be annihilated.


参考答案:  A


本题详细解析: 暂无

微信扫一扫，分享更方便