Consider the reaction 2 NO2(g)  N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3 kJ/mol, calculate G° at 298 K.  kJ (b) Calculate G at 298 K if the partial pressures of NO2 and N2O4 are 0.20 atm and 1.65 atm, respectively.

Chemistry: Principles and Reactions
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Chapter16: Spontaneity Of Reaction
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Problem 61QAP: Consider the reaction CO(g)+H2O(g)CO2(g)+H2(g) Use the appropriate tables to calculate (a) G at 552C...
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Consider the reaction 2 NO2(g)  N2O4(g) .

(a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3 kJ/mol, calculate G° at 298 K.
 kJ

(b) Calculate G at 298 K if the partial pressures of NO2 and N2O4 are 0.20 atm and 1.65 atm, respectively.
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