Mathematics, 30.04.2021 03:30 spdesch2558

the half-life of the radioactive element unobtanium-47 is 5 seconds. if 80 grams of unobtanium-47 are initially present, how many grams are present after 5 second? 10 seconds? 15 seconds? 20 seconds? 25 seconds

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the half-life of the radioactive element unobtanium-47 is 5 seconds. if 80 grams of unobtanium-47 ar...

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