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Chemistry, 18.10.2019 14:00 Chantamariepaul
This exercise uses the radioactive decay model. after 3 days a sample of radon-222 has decayed to 58% of its original amount. (a) what is the half-life of radon-222? (round your answer to two decimal places.) days (b) how long will it take the sample to decay to 15% of its original amount? (round your answer to two decimal places.)
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This exercise uses the radioactive decay model. after 3 days a sample of radon-222 has decayed to 58...
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