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3 27 Overall Reaction: CH4(g) + NH3(g) → HCN(g) + 3H2(g) Reaction ΔΗ° (kJ) -91.8 N2(g) + 3H2(g) → 2NH3(g) C(s) → C(g) 716.67 -882.0 CH4(g) + O2(g) → CO2(g) + H₂O(g) C(s) + 2H2(g) → CH4(g) -74.9 3Fe(s) +202(g) → Fe3O4(s) -1118 -629.1 N2(g) + 4H2(g) + Cl2(g) → 2NH4Cl(g) H2(g) + 2C(s) + N2(g) → 2HCN(g) 270.3 A/ x Rxn #1: N₂ (g) + 3H₂ (g) 2NH3 (g) A/ x Rxn #2: C (s) → C (g) A/ x Rxn#3: CH4 (g) + O₂ (g) → CO₂ (g) + ¹20 (8) A/ x Rxn#4: C (s) + 2H₂(g) CH4 (g) A/ x Rxn#5: 3Fe (s) + 20₂ (g) → Fe3O4 (s) A x Rxn #6: N₂ (g) + 4H2 (g) + Cl₂ (g) → 2NH4Cl (g) A/ x Rxn #7: H₂ (g) + 2C (s) + N₂ (g) → 2HCN (g) A Rxn # 1 2 3 4 5 6 7 → → AHO overall reaction=

3 27 Overall Reaction: CH4(g) + NH3(g) → HCN(g) + 3H2(g) Reaction ΔΗ° (kJ) -91.8 N2(g) + 3H2(g) → 2NH3(g) C(s) → C(g) 716.67 -882.0 CH4(g) + O2(g) → CO2(g) + H₂O(g) C(s) + 2H2(g) → CH4(g) -74.9 3Fe(s) +202(g) → Fe3O4(s) -1118 -629.1 N2(g) + 4H2(g) + Cl2(g) → 2NH4Cl(g) H2(g) + 2C(s) + N2(g) → 2HCN(g) 270.3 A/ x Rxn #1: N₂ (g) + 3H₂ (g) 2NH3 (g) A/ x Rxn #2: C (s) → C (g) A/ x Rxn#3: CH4 (g) + O₂ (g) → CO₂ (g) + ¹20 (8) A/ x Rxn#4: C (s) + 2H₂(g) CH4 (g) A/ x Rxn#5: 3Fe (s) + 20₂ (g) → Fe3O4 (s) A x Rxn #6: N₂ (g) + 4H2 (g) + Cl₂ (g) → 2NH4Cl (g) A/ x Rxn #7: H₂ (g) + 2C (s) + N₂ (g) → 2HCN (g) A Rxn # 1 2 3 4 5 6 7 → → AHO overall reaction=

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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use and modify some / all the reactions provided to form the indicated overall reaction according to hess law.

 

4 27 Overall Reaction: CH4(g) + NH3(g) → HCN(g) + 3H2(g) Reaction ΔΗ° (kJ) -91.8 N2(g) + 3H2(g) → 2NH3(g) 716.67 C(s) → C(g) -882.0 CH4(g) + O2(g) → CO2(g) + H₂O(g) -74.9 C(s) + 2H2(g) → CH4(g) -1118 3Fe(s) +202(g) → Fe3O4(s) -629.1 N2(g) + 4H2(g) + Cl2(g) → 2NH4Cl(g) 270.3 H2(g) + 2C(s) + N2(g) → 2HCN(g) N x Rxn #1: N₂ (g) + 3H₂ (g) 2NH3(g) A/ x Rxn #2: C (s) → C (g) A x Rxn#3: CH4 (g) + O₂ (g) → CO₂ (g) + ₂0 (g) 20 A x Rxn#4: C (s) + 2H₂ (g) → CH4 (g) A/ x Rxn#5: 3Fe (s) + 202 (g) ->> Fe3O4 (s) A/ x Rxn #6: N₂ (g) + 4H2 (g) + Cl₂ (g) ->> 2NH4Cl (g) A x Rxn #7: H₂ (g) + 2C (s) + N₂ (g) → 2HCN (g) A/ Rxn # 1 2 3 4 5 6 7 ΔΗoverall reaction =
Transcribed Image Text:4 27 Overall Reaction: CH4(g) + NH3(g) → HCN(g) + 3H2(g) Reaction ΔΗ° (kJ) -91.8 N2(g) + 3H2(g) → 2NH3(g) 716.67 C(s) → C(g) -882.0 CH4(g) + O2(g) → CO2(g) + H₂O(g) -74.9 C(s) + 2H2(g) → CH4(g) -1118 3Fe(s) +202(g) → Fe3O4(s) -629.1 N2(g) + 4H2(g) + Cl2(g) → 2NH4Cl(g) 270.3 H2(g) + 2C(s) + N2(g) → 2HCN(g) N x Rxn #1: N₂ (g) + 3H₂ (g) 2NH3(g) A/ x Rxn #2: C (s) → C (g) A x Rxn#3: CH4 (g) + O₂ (g) → CO₂ (g) + ₂0 (g) 20 A x Rxn#4: C (s) + 2H₂ (g) → CH4 (g) A/ x Rxn#5: 3Fe (s) + 202 (g) ->> Fe3O4 (s) A/ x Rxn #6: N₂ (g) + 4H2 (g) + Cl₂ (g) ->> 2NH4Cl (g) A x Rxn #7: H₂ (g) + 2C (s) + N₂ (g) → 2HCN (g) A/ Rxn # 1 2 3 4 5 6 7 ΔΗoverall reaction =
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