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The half-life of thallium-201 is 72.9 hours . If you begin with 40.5 mg of this isotope, what mass remains after 85.3 hours have passed?

The half-life of thallium-201 is 72.9 hours. If you begin with 40.5 mg of this isotope, what mass remains after 85.3 hours have passed?


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Remaining amount after... View the full answer

17.9978 mg remains... View the full answer

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