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August 31, 2015

Homework Help: MATH104

Posted by ABDALLA on Tuesday, December 18, 2012 at 11:15pm.

he half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 97.5% of the uranium in the original sample is present, what length of time (to the nearest thousand years) has elapsed?
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