Mathematics, 27.05.2021 05:30 Anahartie

A radioactive isotope has a half-life of 15 hours. Find the amount of the isotope left from a 160-milligram sample after 90 hours. If necessary, round your answer to the nearest thousandth.

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A radioactive isotope has a half-life of 15 hours. Find the amount of the isotope left from a 160-mi...