One mole of anahydrous `MgCl_(2)` dissolves in water and liberates 25 cal`//`mol. Heat of dissolution of `MgCl_(2)`. `H_(2)O` is :

One mole of anhydrous MgCl_(2) dissolves in water and librates 25 cal//mol of heat. Delta H_("hydration") of MgCl_(2)=30 cal//mol . Heat of dissolution of MgCl.H_(2)O

One mole of anhydrous MgCl_(2) dissolves in water and librates 25 cal//mol of heat. Delta H_("hydration") of MgCl_(2)=30 cal//mol . Heat of dissolution of MgCl.H_(2)O

KCl.MgCl_2. 6H_2O is a

KCl.MgCl_2. 6H_2O is a

One mole of anhydrous salt AB dissolves in water and liberates 15 J mol^(-1) of heat .The value of Delta H_(hydration)^° of AB is -20.05 J mol^(-1) .Hence the enthalpy of dissolution of hydrated salt AB.3H_2O(s) is

A solution of MgCl_(2) in water has pH

A solution of MgCl_(2) in water has pH

One moles of anhydrous AB dissolves in water and liberates 21.0 J mol^(-1) of heat. The valueof DeltaH^(Theta) (hydration) of AB is -29.4 J mol^(-1) . The heat of dissolution of hydrated salt AB.2H_(2)O(s) is