The practical limit to ages that can be determined by radiocarbon dating is about 41000-yr-old sample, what percentage of the original 614c atoms remains? (for percentage you can either enter the percentage with a percent sign "65.1%" or the percentage as a fraction "0.651".)
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Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?
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Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
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Chemistry, 23.06.2019 00:20
4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound
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Chemistry, 23.06.2019 01:30
Which statement accurately represents the arrangement of electrons in bohr’s atomic model?
Answers: 2
The practical limit to ages that can be determined by radiocarbon dating is about 41000-yr-old sampl...
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