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How long will it take for 750 mg of a sample of radium-225, which has a half-life of about 15 days, to decay to 68 mg?
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How long will it take for 750 mg of a sample of radium-225, which has a half-life of about 15 days, to decay to 68 mg?

User Pedro Trujillo
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1 Answer

11 votes

Answer:

52 Days

Explanation:

User Tarantoga
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