The EMF of a concentration cell consisting of two zinc electrodes, one dipping into `M/4` sol. Of zinc sulphate and the other into `M/6` sol. Of the same salt at `25^(@)`C. is:

The EMF of concentration cell consisting of two zinc electrodes, one dipping into M//4 solution of ZnSO_(4) and the other into M//16 solution of the same salt at 25^(@)C is

The EMF of concentration cell consisting of two zinc electrodes, one dipping into M//4 solution of ZnSO_(4) and the other into M//16 solution of the same salt at 25^(@)C is

One half-cell in a voltaic cell is constructed from a silver wire dipped in silver nitrate solution of unknonw concentration. It other half cell consists of a zinc electrode dipping in 1.0M solution of Zn(NO_3)_2 . A voltage of 1.48V is measure for this cell. Use this information to calculate the concentration of silver nitrate solution used (E_(Zn^(2+)//Zn)^0=-0.76V,E_(Ag^+//Ag)^0=+0.80V)

One half-cell in a voltaic cell is constructed from a silver wire dipped in silver nitrate solution of unknown concentration . Its other half-cell consists of a zinc electrode dipping in 1.0 M solution of Zn(NO_(3))_(2) . A voltage of 1.48 V is measured for this cell . Use this information to calculate the concentration of silver nitrate solution used. (E_(Zn^(2+)|Zn)^(@) = -0.76V , E_(Ag^(+)|Ag)^(@) = + 0.80V ).

What is the single electrode potential of a half-cell for zinc electrode dipping in 0.01 M ZnSO_(4) solution at 25^(@)C ? The standard electrode potential of Zn//Zn^(2+) system is 0.763 volt at 25^(@)C .

The EMF of a galvanic cell consisting of two hydrogen electrodes is 0.17 V. If the solution of one of the electrodes has [H^(+)]=10^(-3) M, the pH at the other electode is

What is the potential of a half-cell consisting of zinc electrode in "0.01 M ZnSO_(4) solution 25^(@)C. E^(@) = 0.763 V.

What is the potential of a half-cell consisting of zinc electrode in "0.01 M ZnSO_(4) solution 25^(@)C. E^(@) = 0.763 V.