A radioactive element X (atomic weight = 200) shows activity 6.93xx10^ – InterviewSolution

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1.	A radioactive element X (atomic weight = 200) shows activity 6.93xx10^(15)dps then find weight of X (in mg). (T_(1//2)=100 "minutes"., N_(A) = 6xx10^(23))
Answer» ANSWER :20

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