A piece of a radioactive material contains 100 atoms. If its half-life is 20 seconds, the time taking for 124 atoms to remain is _____________ - SchoolNGR

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A piece of a radioactive material contains 100 atoms. If its half-life is 20 seconds, ...

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Physics

A piece of a radioactive material contains 100 atoms. If its half-life is 20 seconds, the time taking for 124 atoms to remain is _____________

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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE

A 20 seconds
B 40 seconds
C 60 seconds
D 80 seconds

Correct Answer: Option C

Explanation:

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