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The life-life of Bi^210 is 5 days. What ...

The life-life of `Bi^210` is `5` days. What time is taken by `(7//8)^th` part of the sample of decay ?

A

3.4 days

B

10 days

C

15 days

D

20 days

Text Solution

Verified by Experts

The correct Answer is:
C
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