Electrochemistry - HW

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Homework Statement


Sn + 2 Ag+ --> Sn2+ + 2 Ag

a) Calculate the standard voltage of a cell involving the system above. (I got +0.94 Volts).

b) What is the equilibrium constant for the system above? (I got 5.71 E 31)

c) Calculate the voltage at 25 degrees celsius of a cell involving the system above when the concentration of Ag+ is 0.0010 molar and that of Sn+2 is 0.20 molar. (I got + 0.783 volts)

Homework Equations



Eocell = Ered - Eox

Nernst Equation - Ecell = Eocell - 0.0592/n logQ

The Attempt at a Solution



Above.
 

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