SOLUTION: An artifact was found and tested for its carbon-14 content. If 72% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? Use that carbon

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Question 605661: An artifact was found and tested for its carbon-14 content. If 72% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? Use that carbon-14 has a half-life of 5,730 years
Answer by lwsshak3(11628) About Me  (Show Source):
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An artifact was found and tested for its carbon-14 content. If 72% of the original carbon-14 was still present, what is its probable age (to the nearest 100 years)? Use that carbon-14 has a half-life of 5,730 years
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Formula for carbon 14 dating:
age of artifact=ln(carbon 14 present)* half-life/rate of decay
=ln(.72)*5730/-.693
≈2700 years