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3. Sodium chloride has a lattice energy of 784 kJ/mol and a heat of hydration of 868 kJ/mol. Find the heat of solution for sodium
3. Sodium chloride has a lattice energy of 784 kJ/mol and a heat of hydration of 868 kJ/mol. Find the heat of solution for sodium chloride and determine how much heat is evolved or absorbed when 7.26 g of sodium chloride completely dissolves in water. 4. Calculate the molality of a 0.383 M lactose (C12H22O11) solution that has a density of 1.12 g/mL.
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