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September 3, 2015

Homework Help: Physics

Posted by TITA on Monday, November 23, 2009 at 7:19pm.

If a sample of a radioactive isotope has a half-life of 5 year(s), how much of the original sample will be left at the end of the second year?

How much will be left at the end of the third year of thr original sample?

How much will be left at the end of the fourth year of the original sample?

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