A hypothetical solution forms between a solid and a liquid. The values of the thermodynamic quantities involved in the process are shown in the following table. - separation of solute 18.5 - separation of solvent 20.8 - formation of solute-solvent interactions -84.7 Calculate the enthalpy of solution in kilojoules per mole of solute. Enter your answer numerically in kilojoules per mole of solute.