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April 17, 2014

April 17, 2014

Posted by **Chris** on Sunday, March 3, 2013 at 4:28pm.

How many half-lives has the specimen been through?

How old is the specimen?

- Physics -
**Damon**, Sunday, March 3, 2013 at 4:32pm.5^n = .625

n ln .5 = ln .625

n = -.470/-.693 = 0.678 half lives

.678*5730 = 3885 years

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