The half-life of Bi ^ 210 is 5 days. What time is taken by ( 7 8 )^ th part of the sample…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
The half-life of \(\mathrm{Bi}^{210}\)is 5 days. What time is taken by \(\left(\frac{7}{8}\right)^{\text {th }}\) part of the sample to decay
- 3.4 days
- 10 days
- 15 days
- 20 days
Answer
(C) 15 days
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