A reaction mixture (mixture 1) at 298 K has a N2O4(g) partial pressure of 0.1 bar and a NO2(g) partial pressure of 0.05 bar. Calculate the reaction Gibbs energy (∆??) for mixture 1 at 298 K. A second reaction mixture (mixture 2) is prepared at 298 K with a N2O4(g) partial pressure of 0.05 bar and a NO2(g) partial pressure of 0.10 bar. (i) Calculate the reaction Gibbs energy (∆??) for mixture 2 at 298 K. (ii) Comment on the spontaneity of the forward reaction for mixture 1 and mixture 2. Support your answer with the values of ∆?? calculated for the two mixtures.

A reaction mixture (mixture 1) at 298 K has a N2O4(g) partial pressure of 0.1 bar and a NO2(g) partial pressure of 0.05 bar. Calculate the reaction Gibbs energy (∆??) for mixture 1 at 298 K. A second reaction mixture (mixture 2) is prepared at 298 K with a N2O4(g) partial pressure of 0.05 bar and a NO2(g) partial pressure of 0.10 bar. (i) Calculate the reaction Gibbs energy (∆??) for mixture 2 at 298 K. (ii) Comment on the spontaneity of the forward reaction for mixture 1 and mixture 2. Support your answer with the values of ∆?? calculated for the two mixtures.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter16: Spontaneity Of Reaction

Section: Chapter Questions

Problem 62QAP: Consider the reaction NH4+(aq) H+(aq)+NH3(aq) Use G f for NH3(aq) at 25C=26.7 kJ/mol and the...

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