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A radioactive element X converts into an...

A radioactive element` X` converts into another stable elemnet `Y`. Half-life of `X` is `2h`. Initally, only `X` is present. After time `t`, the ratio of atoms of `X` and `Y` is found to be `1:4` Then `t` in hours is .

A

2

B

4

C

between 4 and 6

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
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