In the cell reaction
P+(๐๐)+Q(๐ )โP(๐ )+Q+(๐๐)
the EMF of the cell, ๐ธ๐๐๐๐ is zero. The standard EMF of the cell, ๐ธ๐๐๐๐๐ is
[Given:
Activities of all solids are unity.
Activity of P+(๐๐) is 2 M. Activity of Q+(๐๐) is 1 M.
๐
= universal gas constant; ๐ = temperature; ๐น = Faraday constant]