The half life of radioactive Radon is 3.8 days . The time at the end of which 1/20 th of…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
The half life of radioactive Radon is 3.8 days. The time at the end of which 1/20th of the Radon sample will remain undecayed is (Given log10e = 0.4343)
- 3.8 days
- 16.5 days
- 33 days
- 76 days
Answer
(B) 16.5 days
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