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Chemistry, 07.05.2021 01:40 noreenhussain

The half-life of radon-222 is 3.8 days. How much of a 100-gram sample is left after 15.2 days?

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The half-life of radon-222 is 3.8 days. How much of a 100-gram sample is left after 15.2 days?...

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