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The value of ΔS° for the formation of POCl3 from its constituent elements, P2 (g) + O2 (g) + 3Cl2 (g) → 2POCl3 (g) is ________ J/K ∙ mol. A) -442.0 B) +771.0 C) -321.0 D) -771.0 E) +321.0

The value of ΔS° for the formation of POCl3 from its constituent elements, P2 (g) + O2 (g) + 3Cl2 (g) → 2POCl3 (g) is ________ J/K ∙ mol. A) -442.0 B) +771.0 C) -321.0 D) -771.0 E) +321.0

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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The value of ΔS° for the formation of POCl3 from its constituent elements,
P2 (g) + O2 (g) + 3Cl2 (g) → 2POCl3 (g)
is ________ J/K ∙ mol.

A) -442.0
B) +771.0
C) -321.0
D) -771.0
E) +321.0

Thermodynamic Quantities for Selected Substances at 298.15 K (25 °C) Substance AH°f (kJ/mol) AG°f (kJ/mol) S (J/K-mol) Chlorine Cl2 (g) Cl- (aq) 222.96 -167.2 -131.2 56.5 Охуgen 02 (g) 205.0 H2O (1) -285.83 -237.13 69.91 Phosphorus P2 (g) 144.3 103.7 218.1 PC13 (g) -288.1 -269.6 311.7 РОСІ3 (g) -542.2 -502.5 325
Transcribed Image Text:Thermodynamic Quantities for Selected Substances at 298.15 K (25 °C) Substance AH°f (kJ/mol) AG°f (kJ/mol) S (J/K-mol) Chlorine Cl2 (g) Cl- (aq) 222.96 -167.2 -131.2 56.5 Охуgen 02 (g) 205.0 H2O (1) -285.83 -237.13 69.91 Phosphorus P2 (g) 144.3 103.7 218.1 PC13 (g) -288.1 -269.6 311.7 РОСІ3 (g) -542.2 -502.5 325
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