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Chemistry, 18.07.2019 07:00, Nicaragua505
Apiece of charcoal used for cooking is found at the remains of an ancient campsite. a 0.94 kg sample of carbon from the wood has an activity of 1580 decays per minute. find the age of the charcoal. living material has an activity of 15 decays/minute per gram of carbon present and the half-life of 14c is 5730 y. answer
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Chemistry, 22.06.2019 10:30, officialalex6330
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Chemistry, 22.06.2019 20:30, jaydenbrock
Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:
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Apiece of charcoal used for cooking is found at the remains of an ancient campsite. a 0.94 kg sample...
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