Mathematics, 01.10.2021 22:00 Questions138
1. A bone fragment has 10% of the parent Pb-210 remaining. The half-life of Pb-210 is 22 years. How old is the bone fragment?
A. 0.2 years
B. 3.2 years
C. 73 years
D. 75 years
Answers: 2
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1. A bone fragment has 10% of the parent Pb-210 remaining. The half-life of Pb-210 is 22 years. How...
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