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The half life of Radon is 3.8 days. Calc...

The half life of Radon is 3.8 days. Calculate how much of 15 milligram of Radon will remain after 38 days.

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The correct Answer is:
0.015 mg
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SL ARORA-ATOMS, NUCLEI AND MOLECULES-Problems For Self Practice
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  12. An accident occurs in a laboratory in which a large amount of a radioa...

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  14. One milligram of thorium emits 22alpha particles per minute per unit s...

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  20. If 200 MeV energy is released per fission of .(92)U^(235) How many fis...

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