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During discharge of  a lead storage cell the density of sulphuric acid in the cell

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By Expert Faculty of Sri Chaitanya
a
Increases
b
Decreases
c
remains unchanged
d
initially increases but decreases subsequently
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detailed solution

Correct option is B

Discharge reaction Pb(s)+PbO2(s)+2H2SO4→2PbSO4+2H2O


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The conductivity of a saturated solution of Ag2C2O4 is 4×105Scm1 at 25°C. Conductivity of water is 6×108Scm1. What is the approximate molar conductivity of C2O42 ion at infinite dilution, given molar conductivity of  Ag+ ions at infinite dilution is 62Scm2/mol and KspAg2C2O4=3.2×1011

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