Starting with a sample of pure 66 Cu, 7/8 of it decays into Zn in 15 min. The…
Physics · JEE Main · NTA Exams — Atoms and Nuclei
Starting with a sample of pure 66Cu, 7/8 of it decays into Zn in 15 min. The corresponding half-life is
- 10 min
- 15 min
- 5 min
- 7\(\frac{1}{2}\) min
Answer
(C) 5 min
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