Mathematics, 16.07.2020 23:01 tristanortonubca

A chemist begins with 120 mL of a radioactive substance that decays exponentially. After 24 hours, only 30 mL of the substance remain. How many mL will remain after 48 hours? 12.5 mL 7.5 mL 4.5 mL 9.5 mL

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A chemist begins with 120 mL of a radioactive substance that decays exponentially. After 24 hours, o...

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