Chapter 13: Solutions

MOLALITY (m): Molality = Determine the molality of a solution prepared by dissolving 20.0g of CaCl2 in 500g of water. 20 g CaCl2 1 mol = 0.18 mol CaCl2. 111.1 g 0.18 mol CaCl2 = 0.36 mol CaCl2 = 0.36m 0.5 Kg H2O 1 Kg H2O . 500 g H2O = 0.5 Kg H2O ................
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