The AG°RX for the combustion of ethyne is -1,226.6 kJ/mol C2H2. Using the provided table of standard free energies of formation, calculate AG°f for ethyne. AG°F Species (kJ/mol) C2H2 (e) CO2 (g) -394.4 H20 (g) -228.6 2 C2H2 (g) + 5 O2 (g) → 4 CO2 (g) + 2 H20 (g) O -613.3 kJ/mol C2H2 -404.1 kJ/mol C2H2 209.2 kJ/mol C2H2 O 404.1 kJ/mol C2H2 808.2 kJ/mol C2H2 -209.2 kJ/mol C2H2 613.3 kJ/mol C2H2 O -808.2 kJ/mol C2H2
The AG°RX for the combustion of ethyne is -1,226.6 kJ/mol C2H2. Using the provided table of standard free energies of formation, calculate AG°f for ethyne. AG°F Species (kJ/mol) C2H2 (e) CO2 (g) -394.4 H20 (g) -228.6 2 C2H2 (g) + 5 O2 (g) → 4 CO2 (g) + 2 H20 (g) O -613.3 kJ/mol C2H2 -404.1 kJ/mol C2H2 209.2 kJ/mol C2H2 O 404.1 kJ/mol C2H2 808.2 kJ/mol C2H2 -209.2 kJ/mol C2H2 613.3 kJ/mol C2H2 O -808.2 kJ/mol C2H2
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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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Transcribed Image Text:The AG°RX for the combustion of ethyne is -1,226.6 kJ/mol
Rxn
CH2. Using the provided table of standard free energies of
formation, calculate AG°, for ethyne.
AG°F
Species
(kJ/mol)
C2H2 (g)
CO2 (3)
-394.4
H20 (g)
-228.6
2 C2H2 (g) + 5 02 (g) → 4 CO2 (g) + 2 H20 (g)
O -613.3 kJ/mol C2H2
O -404.1 kJ/mol C2H2
O 209.2 kJ/mol C2H2
O 404.1 kJ/mol C2H2
O 808.2 kJ/mol C2H2
O -209.2 kJ/mol C2H2
O 613.3 kJ/mol C2H2
O -808.2 kJ/mol C2H2
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