Physics, asked by sanakhan17, 1 year ago

Q: Element X is radioactive and decays via Alpha -decay with a half life of four days .if 12.5% of an original sample of Element X remains after N days.what is the value of N?
4
8
12
16
N.O.T

Answers

Answered by singhmukesh44089

0

Answer:

n=7 means ans is N.O.T

Explanation:

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