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melisooflyy melisooflyy
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9 months ago
Charcoal found under a stone at Stonehenge, England, has a carbon-14 activity that is 0.60 that of new wood. How old is the charcoal? (The half-life of carbon-14 is 5,730 years.)

▸ Less than 5,730 yr

▸ Between 5,730 and 11,460 yr

▸ Between 11,460 and 17,190 yr

▸ More than 17,190 yr
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Chemistry

Chemistry


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