how many faradays electric charge is required to release 1mole of O2 gas from H2O?
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Answer:
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H 2O→
2
1
O
2
or H
2
O⟶2H
+
+O+2e
−
n
f
for O=2
Therefore 2 moles of electricity is required for oxidation of 1 mol of water.
Hence, charge required =2×96500 C=1.93×10 5
C
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