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Calculate the apperomixmate of polonium...

Calculate the apperomixmate of polonium `210` nucless

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Verified by Experts

The correct Answer is:
A, C, D
Radiation of nucless can be esimated by
`R = 1.4 xx 10^(-13) (A)^((1)/(3)) `(A is the mass number )
`= 1.31 xx 10^(-13) (210)^(1//3) = 8.3 xx 10^(-15) cm`
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