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Chemistry, 21.06.2019 18:30, tiwaribianca475
What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?
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Chemistry, 23.06.2019 08:50, leah5981
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)
Answers: 3
How do the periods of rotation and revolution for the gas giant planets differ from those on earth?...
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