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a) Use the data to decide if this reaction is spontaneous at 25°, and predict how AG° will change with increasing T Reaction is spontaneous at lower temperature and vice versa b) Assuming AH'sys and AS'sys are constant with increasing T, is the reaction spontaneous at 900°C? Spontaneous

a) Use the data to decide if this reaction is spontaneous at 25°, and predict how AG° will change with increasing T Reaction is spontaneous at lower temperature and vice versa b) Assuming AH'sys and AS'sys are constant with increasing T, is the reaction spontaneous at 900°C? Spontaneous

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 10.88PAE: Nickel metal reacts with carbon monoxide to form tetra-carbonyl nickel, Ni(CO)4:...
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Determine the S'universe at 298 K for the reaction: 31.342 J/mol K 2NO(g) + 20z(g) → 2NO2(g) For the reaction, 4KCIO3(s) → 3KCIO«(s) + KCI(s) Calculate AGʻsys for the process at 298 K if AH'sys =144.3 kJ and AS'sys = -36.8 J/K. 133.33 kJ A key step in the production of sulphuric acid is the oxidation of SO2(g) + Oz(g) → 2SO3(g) At 98K, AGʻsys = - 500.51kJ; AH’sys = - 494.61. kJ; and AS'sys = -60.16 J/K a) Use the data to decide if this reaction is spontaneous at 25°, and predict how AG° will change with increasing T Reaction is spontaneous at lower temperature and vice versa b) Assuming AH´sys and AS'sys are constant with increasing T, is the reaction spontaneous at 900°C? Spontaneous
Transcribed Image Text:Determine the S'universe at 298 K for the reaction: 31.342 J/mol K 2NO(g) + 20z(g) → 2NO2(g) For the reaction, 4KCIO3(s) → 3KCIO«(s) + KCI(s) Calculate AGʻsys for the process at 298 K if AH'sys =144.3 kJ and AS'sys = -36.8 J/K. 133.33 kJ A key step in the production of sulphuric acid is the oxidation of SO2(g) + Oz(g) → 2SO3(g) At 98K, AGʻsys = - 500.51kJ; AH’sys = - 494.61. kJ; and AS'sys = -60.16 J/K a) Use the data to decide if this reaction is spontaneous at 25°, and predict how AG° will change with increasing T Reaction is spontaneous at lower temperature and vice versa b) Assuming AH´sys and AS'sys are constant with increasing T, is the reaction spontaneous at 900°C? Spontaneous
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