For H+ the value of λ∞=349.8 S cm2 eq−1. Calculate the mobilities of H+ ion and its velocity if it is in a cell in which the electrodes are 5 cm apart and to which a potential of 2 volts is applied.

Ionic conductance= 96500×mobility Mobility=349.896500=3.62×10-3 Mobility =VelocityPotential gradiant Velocity=3.62×10-3×25     Potential gradiant=Potential differenceDistance                =1.45×10-3 cm sec-1