Multiple Choice
Use the fact that the quantity of a radioactive substance after t years is given by
, where
is the original amount of radioactive material and k is its half-life (the number of years it takes for half the radioactive substance to decay) . The half-life of carbon-14 is 5,600 years. Find the amount of carbon-14 remaining after 8,000 years if
. Round your answer to four decimal places if required.
A) 24.9307 g
B) 65.7924 g
C) 0.0019 g
D) 15.0457 g
E) 20.25 g
Correct Answer:

Verified
Correct Answer:
Verified
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