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Iodine-125 is radioactive and has a half life of 60.25 days. How much of a 7.40 mg sample would be left after 243. days? Roun
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Question Solution t to/2 N(+) No (4) where, N(t) = quantity of substance remaining No = initial quantity of the substance = 7

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Iodine-125 is radioactive and has a half life of 60.25 days. How much of a 7.40...
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