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If one starts with one curie of radioact...

If one starts with one curie of radioactive substance `(T_(1//2) = 12 hrs)` the activity left after a period of `1` week will be about

A

1 curie

B

120 microcurie

C

60 microcurie

D

8 millicurie

Text Solution

Verified by Experts

The correct Answer is:
C
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