Nuclei

Question: The half life period of radium is 1600 years. The fraction of a sample of radium that would remain after 6400 years is



1) $\frac{1}{4}$
2) $\frac{1}{2}$
3) $\frac{1}{8}$
4) $\frac{1}{{16}}$
Solution: Explanation: No Explanation
Radioactivity Modern Physics

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