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If a layer of decomposed pla has a 14c/12c ration that is 25% that of living organisms.?

by Guest58760  |  earlier

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How do you find out when these plants existed?

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  1. . Do a Radio-Carbon dating on them.


  2. Carbon 14 has a halflife of 5730 years.

    So if the subject has 50% of the C 14, it is 5730 years old.

    If it has 25%, that means it is 2 x 5730 years old.  That's not including the margin of error, though.
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