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A snowflake contains 1.6 1018 molecules of water. How many moles of water does it contain?
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In 2002, the rare earth elements mine in mountain pass, california was closed because
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What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?
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In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus. b) the number of neutrons it contains in its nucleus. c) the number of protons it has in a cloud around the nucleus. d) the number of neutrons it has in a cloud around the nucleus. e) the number of electrons it exchanges with its neighbors.
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A snowflake contains 1.6 1018 molecules of water. How many moles of water does it contain?...
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