The half-life of 198Au is 3 days. If atomic weight of 198Au is 198 gm/ – InterviewSolution

1.	The half-life of 198Au is 3 days. If atomic weight of 198Au is 198 gm/mol, then the activity of 2 mg of 198Au is (in disintegrations/second) :
Answer» The half-life of $^{198} A u$ is $3$ days. If atomic weight of $^{198} A u$ is $198 gm/mol$ , then the activity of $2 mg$ of $^{198} A u$ is (in disintegrations/second) :

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