Nuclear Physics and Radioactivity (id: c5b822611)

本题目来源于试卷: Nuclear Physics and Radioactivity，类别为 IB物理学

[填空题]
The activity of a sample drops by a factor of 10 in 8.6 minutes.c 4m(b+4igyya 3s;jm w, ,blxz What isigo+e3;b4/ cp trm ;s9;kg jowf74)tbxhl p 3f its half-lifes7; gtb; m+34)x;oc ib 3te9kjlp 4pffh/rogw? $T_{\frac{1}{2}}$ =    $min$

参考答案: 2.6±2%


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