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The dissolution of ammonium nitrate occurs spontaneously in water. As NH4NO3 dissolves, the temperature of the water decreases. What are the signs of the changes of H, S, and G for this process? O a. DH> 0, DS < 0, D G > 0 O b.D H< 0, D S< 0, D G< 0 O c. DH> 0, Ds>0, D G < 0 O d. DH< 0, DS> 0, D G< 0 O e. DH< 0, DS> 0, D G < 0

The dissolution of ammonium nitrate occurs spontaneously in water. As NH4NO3 dissolves, the temperature of the water decreases. What are the signs of the changes of H, S, and G for this process? O a. DH> 0, DS < 0, D G > 0 O b.D H< 0, D S< 0, D G< 0 O c. DH> 0, Ds>0, D G < 0 O d. DH< 0, DS> 0, D G< 0 O e. DH< 0, DS> 0, D G < 0

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter16: Thermodynamics
Section: Chapter Questions
Problem 65E: When ammonium chloride is added to water and stirred, it dissolves spontaneously and the resulting...
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The dissolution of ammonium nitrate occurs spontaneously in water. As NH4NO3 dissolves, the temperature of the water decreases. What are the signs of the changes of H, S, and G for this process? O a. DH> 0, DS < 0, D G > 0 O b.D H< 0, DS< 0, D G < 0 c. DH> 0, D S> 0, D G < 0 d. DH< 0, D S> 0, D G < 0 e. DH< 0, D S> 0, D G < 0
Transcribed Image Text:The dissolution of ammonium nitrate occurs spontaneously in water. As NH4NO3 dissolves, the temperature of the water decreases. What are the signs of the changes of H, S, and G for this process? O a. DH> 0, DS < 0, D G > 0 O b.D H< 0, DS< 0, D G < 0 c. DH> 0, D S> 0, D G < 0 d. DH< 0, D S> 0, D G < 0 e. DH< 0, D S> 0, D G < 0
Which of the following cell diagrams represents a galvanic cell? ( ɛ° red(Cd 2*/Cd) = -0.403V, ɛ° red(H */H 2) = 0.00 V) O a. Cd(s) | Cd2+(aq) || H*(aq) | H2(g), Pt(s) b. Pt(s), H2(g) | H*(aq) || Cd²*(aq) | Cd(s) OC. Cd(s) | Pt(s) || H*(aq), Cd²*(aq) | H2(g) O d. Pt(s) | Cd2*(aq) || H*(aq) | H2(g), Cd(s) e. Cd(s), H2(g) | H*(aq) || Cd2*(aq) | Pt(s) С. е.
Transcribed Image Text:Which of the following cell diagrams represents a galvanic cell? ( ɛ° red(Cd 2*/Cd) = -0.403V, ɛ° red(H */H 2) = 0.00 V) O a. Cd(s) | Cd2+(aq) || H*(aq) | H2(g), Pt(s) b. Pt(s), H2(g) | H*(aq) || Cd²*(aq) | Cd(s) OC. Cd(s) | Pt(s) || H*(aq), Cd²*(aq) | H2(g) O d. Pt(s) | Cd2*(aq) || H*(aq) | H2(g), Cd(s) e. Cd(s), H2(g) | H*(aq) || Cd2*(aq) | Pt(s) С. е.
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