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In a sample of radioactive material, wha...

In a sample of radioactive material, what fraction of initial number of active nuclei will remain undistintegrated after half of a half0life of the sample?

A

`(1)/(4)`

B

`(1)/(2sqrt(2))`

C

`(1)/(sqrt(2))`

D

`sqrt(2)-1`

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The correct Answer is:
c
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