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The following reaction has AH° = -176 kJ at 298 K. Which statement about this reaction's spontaneity is correct? a. HCl(g) + NH3(g) → NH4Cl (s) Nonspontaneous at ALL temperatures. b. Spontaneous ONLY at HIGH temperatures. c. Spontaneous ONLY at LOW temperatures. d. Spontaneous at ALL temperatures. e. More information is needed to assess the reaction's spontaneity.

The following reaction has AH° = -176 kJ at 298 K. Which statement about this reaction's spontaneity is correct? a. HCl(g) + NH3(g) → NH4Cl (s) Nonspontaneous at ALL temperatures. b. Spontaneous ONLY at HIGH temperatures. c. Spontaneous ONLY at LOW temperatures. d. Spontaneous at ALL temperatures. e. More information is needed to assess the reaction's spontaneity.

Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter10: Entropy And The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 10.50PAE: For the reaction NO(g)+NO2(g)N2O3(g) , use tabulated thermodynamic data to calculate H and S. Then...
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The following reaction has AH° = -176 kJ at 298 K. Which statement about this reaction's spontaneity is correct? a. HCl(g) + NH3(g) → NH4Cl (s) Nonspontaneous at ALL temperatures. b. Spontaneous ONLY at HIGH temperatures. c. Spontaneous ONLY at LOW temperatures. d. Spontaneous at ALL temperatures. e. More information is needed to assess the reaction's spontaneity.
Transcribed Image Text:The following reaction has AH° = -176 kJ at 298 K. Which statement about this reaction's spontaneity is correct? a. HCl(g) + NH3(g) → NH4Cl (s) Nonspontaneous at ALL temperatures. b. Spontaneous ONLY at HIGH temperatures. c. Spontaneous ONLY at LOW temperatures. d. Spontaneous at ALL temperatures. e. More information is needed to assess the reaction's spontaneity.
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