1.

During dischare of a lead storage battery the denisty of suphuric acid fell form 1.3 to 1.15 gm/ml sulphuric acid of denisity 1.3 gm/ml is 40 % H_(2)SO_(4) by wt and that of denisty 1.15 gm/ml is 20% by wt the battery hold amp hours for which the battery must have been used Pb+SO_(4)^(-2)rarrPbSO_(4)+2e^(-)(discharging) PbO_(2)+4H^(+)+SO_(4)^(2-)+2erarrPnSO_(4)+2H_(2)O (discharging)

Answer»

265.04 AH
317.3 AH
289.56 AH
385.12 AH

Solution :317.3 AH


Discussion

No Comment Found