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Home / Doubts and Solutions/JEE/Chemistry

The anodic half-cell of lead-acid battery is recharged using electricity of 0.05 Faraday. The amountof PbSO4 electrolyzed in g during the process is : (Molar mass of PbSO4 = 303 g mol—1)

Asked by saaketh2729 12th February 2019, 1:14 PM
Answered by Expert
Answer:
The electrolysis reaction of PbSO4 is
 
 Pb to the power of 2 plus end exponent space space plus space 2 straight H subscript 2 straight O space space rightwards arrow space PbO subscript 2 space space plus space space 4 straight H to the power of plus space space plus space 2 straight e to the power of minus straight n subscript Pb to the power of 2 plus end exponent end subscript over 1 space equals space ne to the power of minus over 2 straight n subscript space PbSO subscript 4 space end subscript over 1 equals space fraction numerator 0.05 over denominator space 2 end fraction straight W subscript PbSO subscript 4 end subscript space equals space fraction numerator 0.05 over denominator space 2 end fraction cross times 303 space space space space space space space space space space space space space equals space 7.6 space straight g
Answered by Expert 12th February 2019, 4:23 PM
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Tags: electrode faradays-laws-of-electrolysis electrochemical-cells electrolytic-cell electrolysis
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