Physics Unit30: Nuclear Physics and Radioactivity (id: 1d2db6db4)

本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity，类别为 通用国际物理

[单选题]
What is the probability that an atom wi 6y-58*t.: ega6vmqxojz t5 gxj mcll8ll de (7z b/ 4a,ob5hvaszebcay this year if its half-life is 247 /,b5 zb 4aoebazv(hs7 years?

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

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