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Half life period of radium is 1600 years...

Half life period of radium is `1600` years. `2 gm` of radium undergoes decay and gets reduced to `0.125 gms` in

A

3200 years

B

25600 years

C

800 years

D

6400 years

Text Solution

Verified by Experts

The correct Answer is:
D
`N = N _(0) e ^(-lamda t)`
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