Determine the heat of dissolution, in kJ/mol, of 0.250 mol C2 having a specific heat of 0.81 J/g °C. A 5 g sample of C2 was placed in calorimeter with water weighing 142 g. The initial temperature of the system was 18.5 °C and was allowed to reach thermal equilibrium at a temperature of 22.6 °C. Assume that the calorimeter is a perfect insulator. Report answer with 3 significant figures

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Chapter1: Chemical Foundations
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Determine the heat of dissolution, in kJ/mol, of 0.250 mol C2 having a specific heat of 0.81 J/g °C. A 5 g sample of C2 was placed in calorimeter with water weighing 142 g. The initial temperature of the system was 18.5 °C and was allowed to reach thermal equilibrium at a temperature of 22.6 °C. Assume that the calorimeter is a perfect insulator. Report answer with 3 significant figures.

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