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Q. 1 The molality of pure water is..(a) 1(b)18 (c) 55.55(d) 0.0555 |
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Answer» The density of water is approximately 1000 g/L and its molar mass is 18.02 g/mol (or 1/18.02=0.055 mol/g). Therefore, the molar concentration of water is: (H2O) = 1000 g/L / (18.02 g/mol) = 55.5 mol/L.Option (C) |
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