You are assisting in an anthropology lab over the summerby carrying out 14C dating. A
Chapter 30, Problem 60(choose chapter or problem)
You are assisting in an anthropology lab over the summerby carrying out 14C dating. A graduate student fo und a bone hebel ieves to be 20,000 years old. You extract the carbon from Lhebone and prepare an equal-mass sample of carbon from modernorganic material. To determine the activjty of a sample withthe accuracy your supervisor demands, you need to measure thetime it takes for 10,000 decays to occur.a. The activity o f the modern sample is 1.06 Bq. How longdoes that measurement take?b. It turns out that Lhe graduate student's estimate of the bone'sage was accurate. How long does it take to measure theactivity of the ancient carbon?
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