Mass of water: 70mass of potassium hydroxide: 5.000temperature change of solution: 17.55
Then, calculate the amount of heat gained or lost by the solution. The specific heat of water is 4.18 J
heat gained or lost by solution:
Finally, calculate the molar heat of solution for potassium hydroxide. The molar mass of potassium hydroxide is 56.105 g/mol.
molar heat of solution: