Question- iodine 131 is a radioactive isotope after 200
Question- Iodine 131 is a radioactive isotope. After 2.00 days, 84.2% of a sample of 131-I remains. What is the half-life of 131-I?
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question- iodine 131 is a radioactive isotope after 200 days 842 of a sample of 131-i remains what is the half-life of
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