In accordance with Hess�fs Law, manipulate the following equations and their ƒ¢Hrxn�fs to calculate ƒ¢Hrxn for the reaction HClO4 + NH3 �¨ NH4ClO4...

HClO4(aq)+ LiOH(aq) �¨ LiClO4(aq)+H2O(l)
CH3COOH(aq)+ NH3(aq) �¨ NH4CH3COO(aq)

CH3COOH(aq)+LiOH(aq)�¨ LiCH3COO(aq)+H2O(l)