Asked by Terrance

Charcoal from an ancient campfire has a ratio of 14C to 12C that is one- fourth that of new wood. About how old is the charcoal? The half- life of 14C is 5730 years.
Answered by Steve
if 1/4 remains, that means 2 half-lives have passed.
Answered by Aquanette
10460
Answered by Anonymous
Charcoal from an ancient campfire has a ratio of 14C to 12C that is one-sixteenth that of new wood. About how old is the charcoal? The half-life of 14C is 5730 years.
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