A in a living organism the decay of c-14 produces 153


A) In a living organism, the decay of C-14 produces 15.3 disintegrations per minute per gram of carbon. The half-life of C-14 is 5730 years. A bone sample with 4.0 g of carbon has 17.5 disintegrations per minute. How old is the bone sample in years?

B) What percentage of the atoms of carbon in the biosphere are C-14?

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Chemistry: A in a living organism the decay of c-14 produces 153
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