Answered

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An archaeologist discovered some charcoal at an excavation site. He sent the samples to a lab for C-14 dating, knowing that the half-life of C-14 is approximately 5,600 years. The lab reported that the charcoal had 1/8 the amount of C-14 in it that a living sample would have. How many years old
was the charcoal?
A. 700 years
B. 1,867 years
C. 8,400 years
D. 16,800 years
E. 44,800 years

Sagot :

jydclix
here we assume that disintegration has occur so the normal t½ formular will not be used
mathematically we..⅛×5600 =700
therefore it is about 700years option A
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