Calculate the mass of oxygen needed to react 10.0g of calcium to form calcium oxide.
2c...
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Chemistry, 22.06.2019 13:00
What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?
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650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal
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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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