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(a) Find the standard entropy change(cal/k) at 25°C of the following reaction 4 NH3(g) + O2(g) → 4 NO(g) + 6 H2O(g) (S°NH3 = 193 J/K•mol, S°o2 = 205 J/K•mol, S°no = 211 J/K•mol, S°H2O = 189 J/K•mol) 3.985 x105 (b) If ACp =-7.58 +17.42.x10-³T –- T? find ASº of the reaction at 500°K.

(a) Find the standard entropy change(cal/k) at 25°C of the following reaction 4 NH3(g) + O2(g) → 4 NO(g) + 6 H2O(g) (S°NH3 = 193 J/K•mol, S°o2 = 205 J/K•mol, S°no = 211 J/K•mol, S°H2O = 189 J/K•mol) 3.985 x105 (b) If ACp =-7.58 +17.42.x10-³T –- T? find ASº of the reaction at 500°K.

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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5. (a) Find the standard entropy change(cal/k) at 25°C of the following reaction 4 NH3(g) + O2(g) → 4 NO(g) + 6 H2O(g) (S°NH3 = 193 J/K•mol, S°o2 = 205 J/K•mol, S°no = 211 J/K•mol, S°H2O = 189 J/K•mol) 3.985 x10$ (b) If ACp =-7.58 +17.42x10-³T – ,find AS° of the reaction at 500°K.
Transcribed Image Text:5. (a) Find the standard entropy change(cal/k) at 25°C of the following reaction 4 NH3(g) + O2(g) → 4 NO(g) + 6 H2O(g) (S°NH3 = 193 J/K•mol, S°o2 = 205 J/K•mol, S°no = 211 J/K•mol, S°H2O = 189 J/K•mol) 3.985 x10$ (b) If ACp =-7.58 +17.42x10-³T – ,find AS° of the reaction at 500°K.
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