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Aradioactive isotope has t(1//2) of 10 d...

Aradioactive isotope has `t_(1//2)` of 10 days. If today 125 g of it is left, what was its weight 40 days earlier ?

A

600 g

B

1000 g

C

1250 g

D

2000 g

Text Solution

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The correct Answer is:
D
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