From the reaction as shown below, calculate the Standard Cell Potential of a Galvanic Cell that uses the half-reactions shown below. Cr3+ + 3e- -------> Cr Eo = -0.73 V Al3+ + 3e- -------> Al Eo = -1.66 V
From the reaction as shown below, calculate the Standard Cell Potential of a Galvanic Cell that uses the half-reactions shown below. Cr3+ + 3e- -------> Cr Eo = -0.73 V Al3+ + 3e- -------> Al Eo = -1.66 V
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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.128QP: a Calculate G for the following cell reaction: Tl(s)Tl+(aq)Pb2+(aq)Pb(s) The Gf for Tl+(aq) is 32.4...
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Question
A.
From the reaction as shown below, calculate the Standard Cell Potential of a Galvanic Cell that uses the half-reactions shown below.
Cr3+ + 3e- -------> Cr Eo = -0.73 V
Al3+ + 3e- -------> Al Eo = -1.66 V
B.
A galvanic cell is made using 0.25M ZnSO4 and an unknown amount of CuSO4. The cell potential is 105V at 50oC. What is the concentration of CuSO4 in the cathode compartment?
Zn(s) + Cu(aq)2+ -------> Zn(aq)2+ + Cu(s) Eo = 1.10 V
Use:
E = Eo - (RT/nF) + lnQ
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