How long it will take sample of radon to decay
After three days sample of radon-222 has decayed to 58% of original amount.
(i) Determine half-life of radon-222? How many days?
(ii) How long it will take sample to decay to 30% of its original amount? How many days?
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After three days sample of radon-222 has decayed to 58% of original amount. Determine half-life of radon-222? How many days?
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