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A current of 9.65A is drawn from Daniel Cell exactly for one hour. The decrease in mass of anode and increase in mass of cathode will be respectively (At masses Cu=63.5;Zn= 65.3 ) A. 11.43g, 11.77g B. 11.77g, 11.43g C. 22.86g, 23.54g D. 23.54g, 22.86g

  1.  

    A current of 9.65A is drawn from Daniel Cell exactly for one hour. The decrease in mass of anode and increase in mass of cathode will be respectively (At masses Cu=63.5;Zn= 65.3 )

     

     
    A. 

     

    11.43g, 11.77g

     

     
    B. 

     

    11.77g, 11.43g

     

     
     
    C. 

     

    22.86g, 23.54g

     

     
    D. 

     

    23.54g, 22.86g

     

Grade:12th pass

1 Answers

Pooja
askIITians Faculty 477 Points
5 years ago
Dear student,
please apply faraday’s law of electrolysis.
w= ZIt/96500
Z is electrochemical weight
For Cu Z =63.5/2
t= 1 h= 3600s
Answer is A.

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