8) a) Calculate AS°en for the following reaction given their respective standard molar entropy values. С-H- (6) + н, (в) сH. (8) S°(C,H2) = 200.9 J/mol K S°(H2) = 103.7 J/mol K S°(C;H4) = 219.3 J/mol K b) the reaction in 'part a' is endothermic, when would it be spontaneous?

8) a) Calculate AS°en for the following reaction given their respective standard molar entropy values. С-H- (6) + н, (в) сH. (8) S°(C,H2) = 200.9 J/mol K S°(H2) = 103.7 J/mol K S°(C;H4) = 219.3 J/mol K b) the reaction in 'part a' is endothermic, when would it be spontaneous?

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 10.33PAE: Limestone is predominantly CaCO3, which can undergo the reaction CaCO3(s)CaO(s)+CO2(g). We know from...

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Question

8)
a) Calculate AS°en for the following reaction given their respective standard molar entropy
values.
С-H- (6) + н, (в) сH. (8)
S°(C,H2) = 200.9 J/mol K
S°(H2) = 103.7 J/mol K
S°(C;H4) = 219.3 J/mol K
b)
the reaction in 'part a' is endothermic, when would it be spontaneous?

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