Which reaction has the largest positive entropy change per mole of product formed? (A)S(s) + 3F2(g) -> SF6(g) (B) SO2(g) + Na2O(s) -> Na2SO3(s) (C) Fe3+(aq) + SCN- (aq) -> FeSCN2+ (aq) (D) H2O(liquid)-> H2O(g) Could you explain which one is correct and why?

Chemistry for Engineering Students
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Author:Lawrence S. Brown, Tom Holme
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Chapter10: Entropy And The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 10.61PAE: Estimate the temperature range over which each of the following reactions is spontaneous. (a)...
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Which reaction has the largest positive entropy change per
mole of product formed?
(A)S(s) + 3F2(g) -> SF6(g)
(B) SO2(g) + Na20(s) -> Na2SO3(s)
(C) Fe3+(aq) + SCN- (aq) -> FeSCN2+ (aq)
(D) H2O(liquid)-> H2O(g)
Could you explain which one is correct and why?
Transcribed Image Text:Which reaction has the largest positive entropy change per mole of product formed? (A)S(s) + 3F2(g) -> SF6(g) (B) SO2(g) + Na20(s) -> Na2SO3(s) (C) Fe3+(aq) + SCN- (aq) -> FeSCN2+ (aq) (D) H2O(liquid)-> H2O(g) Could you explain which one is correct and why?
Under which conditions does nitrogen have the largest
entropy per mole?
(A) N2(s) at 50 K and 1 atm
(B)N2(liquid) at 70 K and 1 atm
(C)N2(g) at 80 K and 1 atm
(D)N2(g) at 80 K and 0.5 atm
could you explain which option is correct and why?
Transcribed Image Text:Under which conditions does nitrogen have the largest entropy per mole? (A) N2(s) at 50 K and 1 atm (B)N2(liquid) at 70 K and 1 atm (C)N2(g) at 80 K and 1 atm (D)N2(g) at 80 K and 0.5 atm could you explain which option is correct and why?
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