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What is A H°rxn for the following reaction, if given the three known reactions below: 2CO2 (g) + 3H2O (1) --> C2H, (g) + O2 (g); A H°rxn kJ (input !! numeric answer only) Given data: 2C (s, graphite) + 3H2 (g) --> C2H6 (g) A H°1= -68.29 kJ C (s, graphite) + O2 (g) --> CO2 (g) A H°2 = -393.5 kJ H2 (g) + O2 (g) --> H2O (I) A H°z= -285.8 kJ

What is A H°rxn for the following reaction, if given the three known reactions below: 2CO2 (g) + 3H2O (1) --> C2H, (g) + O2 (g); A H°rxn kJ (input !! numeric answer only) Given data: 2C (s, graphite) + 3H2 (g) --> C2H6 (g) A H°1= -68.29 kJ C (s, graphite) + O2 (g) --> CO2 (g) A H°2 = -393.5 kJ H2 (g) + O2 (g) --> H2O (I) A H°z= -285.8 kJ

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter18: Thermodynamics And Equilibrium
Section: Chapter Questions
Problem 18.20QP: Given the following information at 25C, calculate G at 25C for the reaction 2A(g)+B(g)3C(g)...
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What is A H°rxn _for the following reaction, if given the three known reactions below: 2CO2 (g) + 3H2O (1) --> C2H, (g) + 02 (g); A H°rxn kJ (input numeric answer only) Given data: 2C (s, graphite) + 3H2 (g) --> C2H6 (g) A H°1= -68.29 kJ C (s, graphite) + O2 (g) --> CO2 (g) A H°2 = -393.5 kJ H2 (g) + O2 (g) --> H2O (I) A H°3= -285.8 kJ
Transcribed Image Text:What is A H°rxn _for the following reaction, if given the three known reactions below: 2CO2 (g) + 3H2O (1) --> C2H, (g) + 02 (g); A H°rxn kJ (input numeric answer only) Given data: 2C (s, graphite) + 3H2 (g) --> C2H6 (g) A H°1= -68.29 kJ C (s, graphite) + O2 (g) --> CO2 (g) A H°2 = -393.5 kJ H2 (g) + O2 (g) --> H2O (I) A H°3= -285.8 kJ
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