A 2.00 g sample of a salt (MX(s)) is added to 20.0 g of water at 22.0 ºC in a calorimeter. The maximum calculated temperature is 23.3 ºC. If the specific heat of the salt is 0.663 J/ºC*g, what is the enthalpy of solution for the salt MX if its molar mass is 68.0 g/mol?

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