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The decay constant for an alpha- decay o...

The decay constant for an `alpha-` decay of `Th^(232)` is `1.58xx10^(-10) sec^(-1)`. Find out the no. of `alpha-` decays that occur form `1g` sample in 365 days.

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The correct Answer is:
`1.298xx10^(19) alpha-` atom
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P BAHADUR-RADIO ACTIVITY-Exercies 9
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