Biology, 20.02.2020 09:02, wmaingrette1
The half life of radon-222 is 3.8 days. How much of a 100 gram sample is left after 15.2 days?
Answers: 1
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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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