Kroger3s Kroger3s
  • 01-05-2020
  • Mathematics
contestada

An element with mass 490 grams decays 28.6% per minute. How much of the element is remaining after 16 minutes,to the nearest 10th of a gram?

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salatulmaghrib
salatulmaghrib salatulmaghrib
  • 01-05-2020
After 28.6% decays, 71.4% remains.

After 16 minutes, 490*0.714^16 = 2.2 grams remain.
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