Mathematics, 25.07.2019 03:00, nataliatf9833
An element with mass 140 grams decays by 21.6% per minute. how much of the element is remaining after 20 minutes, to the nearest 10th of a gram?
Answers: 1
... (i), where A = initial value , r= rate of decay in decimal , x= time.
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An element with mass 140 grams decays by 21.6% per minute. how much of the element is remaining afte...
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