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13/09/2020 7:02 pm
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Indicate the reactions which take place at cathode and anode in fuel cell.
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13/09/2020 7:09 pm
At cathode : O2(g) + H2O + 4e- → 4OH-(aq)
At anode : 2H2(g) + 4OH-(aq) → 4H2O + 4e-
The overall reaction is : 2H2(g) + O2(g) → 4H2O(l)