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108 g fairly concentrated solution of `AgNO_(3)` is electrolysed by using 0.1 F charge the mass of resulting solution isA. 94 gB. 11.6 gC. 96.4 gD. none |
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Answer» Correct Answer - C At anode `2HgO(l)to4H^(+)(aq)+O_(2)(g)+4e^(-)` At cathode `Ag^(+)(aq)+e^(-)toAg(s)` Ag deposited out `=0.1mol e=10.8gram` `O_(2)` expelled out `=(0.1)/(4)=0.8gram` total wt. loss of the solution =11.6 gram wt. of remaining solution `=108-11.6=96.4gram` |
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