Advanced Placement Calculus 2016 Graphical Numerical Algebraic Fifth Edition Student Edition
5th Edition
ISBN: 9780133311617
Author: Prentice Hall
Publisher: Prentice Hall
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The charcoal from a tree killed in the volcanic eruption that formed Crater Lake in Oregon contained 44.5% of the carbon-14 found in living matter. About how old is Crater Lake?
Use r=-0.00012097
A papyrus scroll from ancient Egypt was written 4,800 years ago. To the nearest percent, what percentage of carbon-14 originally contained in the papyrus remains today?
B. Suppose that 16% of carbon-14 originally contained in a sample remains. How old is the sample (to the nearest 100 years?)
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