An artifact has a carbon-14 decay rate of 8.55
Chapter 19, Problem 7SAQ(choose chapter or problem)
An artifact has a carbon-14 decay rate of 8.55 disintegrations per minute per gram of carbon (8.55 dis/min g C). Living organisms have carbon-14 decay rate of 15.3 dis/min
g C. How old is the artifact? (The half-life of carbon-14 is 5730 yr.)
a) 4.81 x 103 yr b) 2.10 x 103 yr
c) 3.20 x 103 yr d) 1.21 x 10-4 yr
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