Integral enthalpy of solution of KCI, when 1 mole of it is dissolved in 20 mole water is +15.90 kJ. When 1 mole of it is dissolved in 200 mole water. `Delta H` is 15.58 kJ. Calculate enthalpy of hydration or dilution.

One mole of solute AB dissolved in 20 moles of water absorbed 15.9 kJ of heat. When one mole of same solute is dissolved in 200 moles of water 18.58 kJ of heat is absorbed. Calculate the enthalpy of dilution.

One mole of solite AB dissolved in 20 moles of water absorbed 15.9 KJ of heat. When one male of same se is dissolved in 250 moles of water 18.58KJ of heat is absorbed. Calculate the enthalpy of dilution

2 mole of ethanol is dissolved in 8 mole of water. The mole fraction of water in the solution is

When 0.1 mole of glucose is dissolved in 10 mole of water, the vapour pressure of water is

When 1 mole of anhydrous CuSO_(4) is dissolved in excess of water, -66.4 kJ heat is evolved. When one mole of CuSO_(4).5H_(2)O is dissolved in water, the heat change is +11.7 kJ. Calculate enthalpy of hydration of CuSO_(4) (anhydrous).