Chemistry - Electrochemistry Question with Solution | TestHub

ChemistryElectrochemistryMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasynumerical

A fuel cell involves combustion of the butane at at 1 atm and 298 K
C4H10g+132O2g4CO2g+5H2Ol
ΔG°=-2744kJ/mole
The value ofEcello
Report your answer by rounding it upto nearest whole number.

Answer:
1.00
Solution:

C4H10g+132O2g4CO2g+5H2Ol
Here total change in oxidation number of C-atoms=+16-(-10)=+26
It means total number ofe-involved = 26
AsEcello=-ΔG°nF=-(-2744)×100026×96500
=+1.09V
1.0V

Stream:NTA_ABHYASSubject:ChemistryTopic:ElectrochemistrySubtopic:Miscellaneous/Mixed
2mℹ️ Source: PYQ_2020

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