Question: Suppose you had a detection device that could count every decay event from a radioactive sample of plutonium-239 (t1/2 is 24,000 yr). How many counts

Suppose you had a detection device that could count every decay event from a radioactive sample of plutonium-239 (t1/2 is 24,000 yr). How many counts per second would you obtain from a sample containing 0.385 g of plutonium-239?

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