Biology, 15.04.2021 07:20 summerhumphries3
*Earth Science* How many atoms of a radioactive parent element would be left in a rock that is 2 million years old if the half-life of the parent is 2 million years and the original amount of the parent is 32 atoms?
a. 4
b. 16
c. 32
d. 8
Answers: 2
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*Earth Science* How many atoms of a radioactive parent element would be left in a rock that is 2 mil...
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