2 A 2 A A三,|,困NormalHeading 1 Heading 2 Heading 3Word TyQuestion 2At 25 °C the formation of NH3 (g) has a positive ASº system. Is this reactionspontaneous or nonspontaneous?N2(g) +3 H2(g)→ 2 NH3O(g)AS° System = 180J/K%3DThe standard enthalpy of formation of an element in its most stable form is 0whereas AHÍNH3 = -45.9 kJ/molQuestion 3What is the standard molar entropy change of the following reaction?8 NH3 (g) + 10 O2(g) 8NO(g) + 12 H20(g)Given: S'NH3 = 193 J/K mol; S'o2 = 205 J/K-mol; S°NO = 211 J/K mol; SH2O = 189J/K molFormula page中

2) Given, □H = -45.9 kJ/mol □S = 180 J/mol-K □G = □H - T□S = -45.9 - 298×180/1000 = -99.5 kJ/mol As…

eous or nonspontaneous? 3 H2(g)2 NH30(g) AS° System = 180J/K %3D ndard enthalpy of formation of an element in its most sta S AHÍNH3 = -45.9 kJ/mol Question 3 s the standard molar entropy change of the following rea g) + 10 O2(g) -8 NO(g) + 12 H2O(g) S°NH3 = 193 J/K mol; S°02 = 205 J/K mol; S°NO = 211 J/ IC mula page

eous or nonspontaneous? 3 H2(g)2 NH30(g) AS° System = 180J/K %3D ndard enthalpy of formation of an element in its most sta S AHÍNH3 = -45.9 kJ/mol Question 3 s the standard molar entropy change of the following rea g) + 10 O2(g) -8 NO(g) + 12 H2O(g) S°NH3 = 193 J/K mol; S°02 = 205 J/K mol; S°NO = 211 J/ IC mula page

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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