1.

During discharge of a lead storage cell the density of sulphuric acid in the cell:A. InceasingB. decreasingC. remains unchanged D. initially increases but cecrease subsequentily

Answer» Correct Answer - B
Discharging reaction
`Pb(s) + PhO_2 (s) + 2H_2SO_4 rarr 2 PbSO_4 2H_2O`.


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