Physics Unit30: Nuclear Physics and Radioactivity (id: 13d182f2d)

admin

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

[单选题]
What is the probabilkja0* g7nch -hm(lvr,ity thatb/ji b;8:mdkiv,ob - x an atom will decay this year if its half-life is 247 yea8xbi/ ;:kbmi-vdb,oj rs?

A. 0.0017
B. 0.0028
C. 0.017
D. 0.071


参考答案:  B


本题详细解析: 暂无