Using the information below, what is the standard free energy change at 25 °C for the reaction 2SO3---> 2502+02 Substance DH°(kJ/mol) So(J/Kmol) SO2(g) -297 248 SO3(g) -396 257 02(g) 0 205 +241 kJ/mol -241 kJ/mol +142 kJ/mol -142 kJ/mol 0000

Chemistry by OpenStax (2015-05-04)
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Chapter16: Thermodynamics
Section: Chapter Questions
Problem 31E: A reaction has H298=100 kj/mol and S298=250 J/mol K. Is the reaction spontaneous at room...
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Using the information below, what is the standard free energy change at 25 °C for the reaction
2SO3---> 2502+02
Substance
DH°(kJ/mol)
So(J/Kmol)
SO2(g)
-297
248
SO3(g)
-396
257
02(g)
0
205
+241 kJ/mol
-241 kJ/mol
+142 kJ/mol
-142 kJ/mol
0000
Transcribed Image Text:Using the information below, what is the standard free energy change at 25 °C for the reaction 2SO3---> 2502+02 Substance DH°(kJ/mol) So(J/Kmol) SO2(g) -297 248 SO3(g) -396 257 02(g) 0 205 +241 kJ/mol -241 kJ/mol +142 kJ/mol -142 kJ/mol 0000
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