nalonijones99 nalonijones99

12-04-2018
Mathematics

contestada

The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass. Starting with
125grams of a radioactive isotope, how much will be left after
5half-lives?

Use the calculator provided and round your answer to the nearest gram.

Respuesta :

zohotmail zohotmail

12-04-2018

N = (125)(1/2^5) = (125)(1/32) = 125/32 = 3.90625g

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