3. Calculate H for this reaction: 2N2 ( + 5O2 (9) 2N2Osa) using the following three equations: (1/2) O2 H20(1) H2 (al AH = -285.8kJ AH = -76.6kJ AH° = -174.1kJ (g) + 2HNO30 (1/2)N2 (a) + (3/2)02 (g + (1/2)H2 → HNO3m

3. Calculate H for this reaction: 2N2 ( + 5O2 (9) 2N2Osa) using the following three equations: (1/2) O2 H20(1) H2 (al AH = -285.8kJ AH = -76.6kJ AH° = -174.1kJ (g) + 2HNO30 (1/2)N2 (a) + (3/2)02 (g + (1/2)H2 → HNO3m

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter5: Principles Of Chemical Reactivity: Energy And Chemical Reactions

Section5.5: Enthalpy Changes For Chemical Reactions

Problem 1RC: 1. For the reaction 2 Hg(l) + O2(g) → 2 HgO(s), ∆rH° = 181.6 kJ/mol-rxn. What is the enthalpy change...

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Question

3. Calculate H for this reaction:
2N2 (9 + 5O2 (9
2N2Osa)
using the following three equations:
(1/2) O2
H20(1)
H2 (al
AH = -285.8kJ
(a)
AH = -76.6kJ
AH° = -174.1kJ
+
2HNO30
(1/2)N2 (a) + (3/2)02 (g + (1/2)H2 → HNO3m

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