Nernst Equation Example

A voltaic cell is constructed using a Cd/Cd##^{2+}## half cell and a Sn##^{2+}##/Sn half cell. Write out the balanced equation, determine E##^\circ##, and calculate the cell potential at 25##^\circ##C if [Cd##^{2+}##] = 0.50 M and [Sn##^{2+}##] = 0.30 M.