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Mathematics, 02.02.2020 00:43 reagriffis24

He half-life of the radioactive element unobtanium dash 43 is 5 seconds. if 80 grams of unobtanium dash 43 are initially present, how many grams are present after 5 seconds? 10 seconds? 15 seconds? 20 seconds? 25 seconds? the amount left after 5 seconds is nothing grams.

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He half-life of the radioactive element unobtanium dash 43 is 5 seconds. if 80 grams of unobtanium d...
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