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September 14, 2014

September 14, 2014

Posted by **Tran** on Monday, January 28, 2013 at 5:00am.

contained 15 grams of carbon-14. How much carbon-

14 would it have contained when it was found by the

archaeologists? Round to the nearest hundredth

- math -
**drwls**, Monday, January 28, 2013 at 6:09amWhen was the bridge built? You have omitted important information. In fact, it looks like you have omitted at least one sentence and part of another.

Carbon-14 has a half-life of about 5,600 years.

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