chemistry/math

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100g of bone contain ratio of 14C and 12C. 6.8% 14C is present in the living tissue, how old was the skeleton? [for 14C, half-life is 5.73x10^3 years]

please help me choose an equation for this type of question.

  • chemistry/math -

    What are you assumptions of the initial ratio of c14/c12 in the tissue?

  • chemistry/math -

    Yes, oddly worded question.

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