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of AS° for H aO in

of AS° for H aO in

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 18.98QP: When 1.000 g of ethylene glycol, C2H6O2, is burned at 25C and 1.00 atmosphere pressure, H2O(l) and...
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SASA CHEMISTRY

Thermodynamics Quantities for Selected Substances at 298.15 K (25°C) Substance AH°F S (J/K-mol) (kJ/mol) Carbon C2H2[g) C2H4(g) C2H6(g) 226.7 200.8 52.30 219.4 -84.68 229.5 Hydrogen H2(g) 130.58 1. What is the value of AS° for the catalytic hydrogenation of ethene to ethane: C2H4(g) + H2(g) → C2H6(g) + 2H2O) in J/K? 2. What is the value of AS° for the catalytic hydrogenation of acetylene to ethane: C2H- 2(g) + 2H2(g) → C2H6(g) in J/K?
Transcribed Image Text:Thermodynamics Quantities for Selected Substances at 298.15 K (25°C) Substance AH°F S (J/K-mol) (kJ/mol) Carbon C2H2[g) C2H4(g) C2H6(g) 226.7 200.8 52.30 219.4 -84.68 229.5 Hydrogen H2(g) 130.58 1. What is the value of AS° for the catalytic hydrogenation of ethene to ethane: C2H4(g) + H2(g) → C2H6(g) + 2H2O) in J/K? 2. What is the value of AS° for the catalytic hydrogenation of acetylene to ethane: C2H- 2(g) + 2H2(g) → C2H6(g) in J/K?
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