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
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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Question
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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa9f2f8c4-d9e0-40a6-8aae-8b713bcfcf25%2F51a60557-d69b-45e0-beca-6431cf2b4892%2Fyl2v1xp_processed.jpeg&w=3840&q=75)
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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