10. For a galvanic cell composed of Pt|A, B and Pt|C, D electrodes, with ion activities A, B, C, D, given in Table 11 and Table 3 of the Appendix, at T = 298 K necessary:
1. Calculate the electrode potentials using the Nernst equation.
2. Give a conditional record of a galvanic cell composed of the indicated electrodes.
3. Calculate the EMF (E) of this element.
4. Write an equation for the redox reaction that occurs in a galvanic cell during its operation.
5. Calculate the equilibrium constant (Ka) of this reaction.

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