Mathematics, 22.10.2021 22:00, graceduke2005p6z8yp
A wooden artifact from an ancient tomb contains 20 percent of the carbon-14 that is present in living trees. How long ago, to the nearest year, was the artifact made? (The half-life of carbon-14 is 5730 years.)
___ years
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Answers: 3
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A wooden artifact from an ancient tomb contains 20 percent of the carbon-14 that is present in livin...
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