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Asked by Anonymous

The half-life of radon-222 is 3.8 days. How much of a 300 gram sample is left after 14.8
days?
7 years ago

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Answered by Steve
300*(1/2)^(14.8/3.8) = 20.17 g
7 years ago
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The half-life of radon-222 is 3.8 days. How much of a 300 gram sample is left after 14.8
days?

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