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GUJCET 2011 Chemistry Solved Paper

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Question : 9

Total: 40

Two different electrolytic cells filled with molten Cu(NO3)2 and molten Al(NO3)3 respectively are connected in series. When electricity is passed 2.7 gram Al is deposited on electrode. Calculate the weight of Cu deposited on cathode. [Cu=63.5;Al=27.0. gram ⋅mol−1]

190.5 gram
9.525 gram
63.5 gram
31.75 gram

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