Chemistry, 16.12.2019 18:31 kris22elizondop9v1bb
Ascientist digs up sample of arctic ice that is 458,000 years old. he takes it to his lab and finds that it contains 1.675 grams of krypton-81.
if the half-life of krypton-81 is 229,000 years, how much krypton-81 was present when the ice first formed?
use the formula n = n0 .
Answers: 1
= 229,000
= \
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Ascientist digs up sample of arctic ice that is 458,000 years old. he takes it to his lab and finds...
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