Question 4 Consider two processes: sublimation of straightI subscript 2 open parentheses straight s close parenthesesand melting of !2(s). (Note: the latter process can occur at the same temperature but somewhat higher pressure.) 1,(s) -1,(g), 1,(s) 1, (1) The process in which the magnitude of the entropy change will be greater is in the liquid. A True False

Chemistry by OpenStax (2015-05-04)
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Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
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Chapter16: Thermodynamics
Section: Chapter Questions
Problem 14E: Consider two processes: sublimation of I2(s) and melting of I2(s) (Note: the latter process can...
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Question 4
Consider two processes: sublimation of straight I subscript 2 open parentheses straight s close parenthesesand melting of I,(s).
(Note: the latter process can occur at the same temperature but somewhat higher pressure.) 1,(s) →1,(g), I,(s) →I,(1) The
process in which the magnitude of the entropy change will be greater is in the liquid.
A True
B) False
Question 5
Calculate AS°for the following reaction: SnCl,(1) → SnC1(g).
А) -625 Jук
в) 625 УК
с) 107 уК
D) -107 J/K
Question 6
Given the following
P,(s) + 50,(g) → P,0 1,(s) A G° = – 2697.0 kJ/mol2H,(g) +0,(g) → 2H,0(g) A G° = - 457.18 kJ/mol
6H,0(g) +P,O1,(s) →4H,PO,(1) A G° = - 428.66 kJ/mol
What is the standard free energy of formation, A Gf°, for phosphoric acid?
A 11243.3 kJ/mol
B) 4497.2 kJ/mol
-11243.3 kJ/mol
D.
-4497.2 kJ/mol
Transcribed Image Text:Question 4 Consider two processes: sublimation of straight I subscript 2 open parentheses straight s close parenthesesand melting of I,(s). (Note: the latter process can occur at the same temperature but somewhat higher pressure.) 1,(s) →1,(g), I,(s) →I,(1) The process in which the magnitude of the entropy change will be greater is in the liquid. A True B) False Question 5 Calculate AS°for the following reaction: SnCl,(1) → SnC1(g). А) -625 Jук в) 625 УК с) 107 уК D) -107 J/K Question 6 Given the following P,(s) + 50,(g) → P,0 1,(s) A G° = – 2697.0 kJ/mol2H,(g) +0,(g) → 2H,0(g) A G° = - 457.18 kJ/mol 6H,0(g) +P,O1,(s) →4H,PO,(1) A G° = - 428.66 kJ/mol What is the standard free energy of formation, A Gf°, for phosphoric acid? A 11243.3 kJ/mol B) 4497.2 kJ/mol -11243.3 kJ/mol D. -4497.2 kJ/mol
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