The half life of radioactive radon is 3.8 days. The time at the end of which (1/20) th of…
Physics · Class 12 · CBSE — Nuclei
The half life of radioactive radon is 3.8 days. The time at the end of which (1/20)th of the radon sample will remain undecayed
(Given log 10e = 0.4343) is
- 3.8 days
- 16.5 days
- 33 days
- 76 days
Answer
(B) 16.5 days
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