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March 26, 2017

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A specimen has .625 the amount of carbon 14 you would find in a living specimen.

How many half-lives has the specimen been through?

How old is the specimen?

  • Physics - ,

    .5^n = .625
    n ln .5 = ln .625
    n = -.470/-.693 = 0.678 half lives

    .678*5730 = 3885 years

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