mclark22480 mclark22480 11-07-2024 Chemistry Answered Which equation represents the standard enthalpy of formation, Hfo, of HNO2(aq) at 25 oC? Group of answer choices H2(g) N2(g) O3(g) HNO3(aq) H(g) N(g) O2(g) HNO2 (aq) HNO2 (aq) H2 (g) N2 (g) O2(g) HNO2 (aq) H(g) N(g) 2 O(g) H2(g) N2 (g) O2 (g) HNO2(aq)