The half-life of carbon-14 is 5,730 years. If a sample of a substance was found to contain 50 grams of C-14 in 2010, in what year would there be only 25 grams of C-14 in the sample?
A. 7740
explanation: Adding 5,730 years (one half-life of C-14) to the year 2010, you find that it will be the year 7740 when one-half of the carbon-14 has decayed.
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The half-life of carbon-14 is 5,730 years. If a sample of a substance was found to contain 50 grams...
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