In accordance with Hess's Law, manipulate the following equations and their change in Hrxn to calculate change in Hrxn's for the reaction
HClO4 + NH3 �N NH4ClO4...
HClO4(aq)+ LiOH(aq)�¨ LiClO4(aq)+H2O(l)
CH3COOH(aq)+ NH3(aq) �¨ NH4CH3COO(aq)
CH3COOH(aq)+LiOH(aq)�¨ LiCH3COO(aq)+H2O(l)