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Chemistry, 15.12.2020 19:30 celestemaria0727
How many moles are 4.233 x 10^21 calcium (Ca) atoms? Directions: Set up the problem but do NOT solve.
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Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas.caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible.relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)
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How many moles are 4.233 x 10^21 calcium (Ca) atoms?
Directions: Set up the problem but do NOT solv...
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