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The half-life period of a radioactive el...

The half-life period of a radioactive element X is same as the mean life of another radioactive element Y Initially, both of them have the same numbers of atoms then

A

X will decay faster than Y

B

Y will decay faster than X

C

X and Y have the same decay rate initially

D

X and Y decay at the same always

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The correct Answer is:
B
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