A radioactive isotope has a half-life of 8 days. What fraction of the atoms will...

Physics

NECO 2004

A radioactive isotope has a half-life of 8 days. What fraction of the atoms will remain after 72 days?

A. 9.766 × 10^-4
B. 1.736 ×10^-3
C. 1.953 ×10^-3
D. 3.472 × 10^-3
E. 3.906 x 10^-3

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Correct Answer: Option C

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A radioactive isotope has a half-life of 8 days. What fraction of the atoms will...

Correct Answer: Option C

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