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    An Archaeologist Finds the <Sup>14</sup>C in a Sample of
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An Archaeologist Finds the 14C in a Sample of

Question 21

Question 21

Multiple Choice

An archaeologist finds the 14C in a sample of An archaeologist finds the <sup>14</sup>C in a sample of   of material to be decaying at 107 counts per second.A modern 1.00-g sample of the same material decays at 151 counts per second.The half-life of <sup>14</sup>C is 5730 y.How old is the sample? A) 12,200 y B) 8460 y C) 25,100 y D) 12,600 y of material to be decaying at 107 counts per second.A modern 1.00-g sample of the same material decays at 151 counts per second.The half-life of 14C is 5730 y.How old is the sample?


A) 12,200 y
B) 8460 y
C) 25,100 y
D) 12,600 y

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