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September 1, 2015

Homework Help: Chemistry

Posted by gary on Sunday, February 12, 2012 at 3:20pm.

The half-life for the process 238 U --> 206 Pb is 4.5*10^9 yr. A mineral sample contains 66.0 mg of 238 U and 16.0 mg of 206Pb. What is the age of the mineral?

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