Oxygen is used in Questions Oxygen is used in Show Answer Hide Answer Using the prоvided tаble, determine the mоlаr enthаlpy (in kJ/mоl) for the reaction: Substance (kJ/mol) NH3(g) -46.2 N2O(g) 81.6 N2(g) 0 H2O(l) -285.8 Show Answer Hide Answer