Consider the reaction: FeO (s) + Fe (s) + O2 (g) Fe203 (s) Given the following table of thermodynamic data, Substance AHf (kJ/mol) S° (J/mol K) FeO (s) Fe (s) -271.9 60.75 27.15 02 (8) 205.0 Fe203 (s) -822.16 89.96 determine the temperature (in °C) above which the reaction is nonspontaneous. This reaction is spontaneous at all temperatures. 618.1 756.3 2438 1235

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Chapter17: Spontaneity, Entropy, And Free Energy
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Problem 27Q: Consider the reaction N2O2(g) 2NO2(g) where PNO2=0.29 atm and PN2O4=1.6. For this reaction at these...
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Consider the reaction:
FeO (s) + Fe (s) + O2 (g)
Fe203 (s)
Given the following table of thermodynamic data,
Substance AHf (kJ/mol) S° J/mol K)
FeO (s)
Fe (s)
02 (3)
Fe203 (s)
-271.9
60.75
27.15
205.0
-822.16
89.96
determine the temperature (in °C) above which the reaction is nonspontaneous.
This reaction is spontaneous at all temperatures.
618.1
756.3
2438
1235
Transcribed Image Text:Consider the reaction: FeO (s) + Fe (s) + O2 (g) Fe203 (s) Given the following table of thermodynamic data, Substance AHf (kJ/mol) S° J/mol K) FeO (s) Fe (s) 02 (3) Fe203 (s) -271.9 60.75 27.15 205.0 -822.16 89.96 determine the temperature (in °C) above which the reaction is nonspontaneous. This reaction is spontaneous at all temperatures. 618.1 756.3 2438 1235
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