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Calculate specific activity of a radioac...

Calculate specific activity of a radioactive nucleus having average life of `(10^(15))/(216)` sec. radius of the nucleus equal to 8 fermi meter.
`["Given : radius of nucleus" =4/3 xx10^(-13) A^(1//3) "cm where" 'A' "represents mass number" N_(A) = 6xx10^(23) ]`
`["Express your answer in terms of"10^(8) "dps"//g.]`

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