Solve the Problem. -Radioactive Carbon-14 Has a Continuous Compound Rate of Decay of of Decay

question 9

Multiple Choice

Solve the problem.
-Radioactive carbon-14 has a continuous compound rate of decay of r = -0.000124.Estimate the age of a skull uncovered at an archaeological site if 6% of the original amount of carbon-14 is still present.(Compute answer to the nearest year.)

• A)22,689 yr
• B)470 yr
• C)124,027 yr
• D)20,032 yr

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