Answer to Question #176471 in General Chemistry for Mackenzie

General Chemistry

Question #176471

Consider this equation for the dissociation of calcium chloride:

CaCl2 (s) -> Ca 2+ (aq) 2Cl - (aq) + 82.8 KJ/mol

Calculate the heat change that should occur when 6.75 g of calcium chloride dissolves in 100.0 mL of water.

Expert's answer

80.7 kJ/mole

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