Physics Unit30: Nuclear Physics and Radioactivity (id: e26f3716a)

admin

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

[单选题]
The hydrogen nucleus consists 1rlkemy0h e. nmcbv r,4o kd:(dh *a:.ok:u5xb6+zrk e f

A. a single proton.
B. a single neutron.
C. one proton and one neutron.
D. one proton and two neutrons.


参考答案:  A


本题详细解析: 暂无