Physics, asked by zunairabajwa24, 8 months ago

a certain radioactive element has a half-life of 120d the time it will take for 7/8 of the atomic originally present to disintegrate is
a) 80d
b) 20d
c) 40d
d) 60d

Answers

Answered by CELSI2020

3

Answer : Option D

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Answered by praveengugan2623

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Answer:

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