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OpenStudy (anonymous):
An artifact was found and tested for its carbon-14 content. If 75% 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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OpenStudy (anonymous):
Half-life means that 50% of the original carbon-14 will be present. So if it takes 5730 years to lose 50%, how long will it take to lose 25% (100%-75%)?
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