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The half life period of a radioactive el...

The half life period of a radioactive element is 140 days. After 560 days, one gram of the element will reduced to :

A

`(1)/(2) g`

B

`(1)/(4) g`

C

`(1)/(8) g `

D

`(1)/(16) g`

Text Solution

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The correct Answer is:
D
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