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An Archaeologist Finds the 14C in a Sample Of 2.10 g2.10 \mathrm {~g}

Question 78

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An archaeologist finds the 14C in a sample of 2.10 g2.10 \mathrm {~g} of material to be decaying at 107 Bq. A modern 1.00−g1.00 - g sample of the same material decays at 151 Bq,and assume this rate has also held in the past. The half-life of 14C is 5730 years. How old is the sample?


A) 8980 years
B) 6230 years
C) 17,000 years
D) 8530 years

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