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17) Exp. (c): Iron nail wired by copper to zinc Write the balanced overall reaction. (It helps to write this on a piece of paper first) Reactants Add Reactant Products Add Product Preview: Evaluate 18) Exp. (c): Iron nail wired by copper to zinc Determine the standard reduction potential of the cathode half-reaction, the standard reduction potential of the anode half-reaction, and the standard potential of the cel. E cathode (V) Eanade (V) E"cell (V) Evaluate

17) Exp. (c): Iron nail wired by copper to zinc Write the balanced overall reaction. (It helps to write this on a piece of paper first) Reactants Add Reactant Products Add Product Preview: Evaluate 18) Exp. (c): Iron nail wired by copper to zinc Determine the standard reduction potential of the cathode half-reaction, the standard reduction potential of the anode half-reaction, and the standard potential of the cel. E cathode (V) Eanade (V) E"cell (V) Evaluate

Physical Chemistry
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter8: Electrochemistry And Ionic Solutions
Section: Chapter Questions
Problem 8.11E
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17) Exp. (c): Iron nail wired by copper to zinc Write the balanced overall reaction. (It helps to write this on a piece of paper first) Reactants Add Reactant Products Add Product Preview: Evaluate 18) Exp. (c): Iron nail wired by copper to zinc Determine the standard reduction potential of the cathode half-reaction, the standard reduction potential of the anode half-reaction, and the standard potential of the cell. E° cathode (V) E° anode (V) E'cell (V) Evaluate
Transcribed Image Text:17) Exp. (c): Iron nail wired by copper to zinc Write the balanced overall reaction. (It helps to write this on a piece of paper first) Reactants Add Reactant Products Add Product Preview: Evaluate 18) Exp. (c): Iron nail wired by copper to zinc Determine the standard reduction potential of the cathode half-reaction, the standard reduction potential of the anode half-reaction, and the standard potential of the cell. E° cathode (V) E° anode (V) E'cell (V) Evaluate
Table 1: Standard Reduction Potentials Half-Reaction E* (V) Na*(aq) + e – Na(s) -2.71 АР" (ag) + 3 е Al(s) -1.66 Zn+(aq) + 2 e Zn(s) -0.76 Cr* (aq) + 3 e → Cr(s) -0.74 Fe2+(aq) + 2 e Fe(s) -0.44 PbSO,(s) + 2 e Pb(s) + So (ag) -0.36 Ni?*(aq) + 2 e Ni(s) -0.26 Sn*(aq) + 2 e Sn(s) -0.14 Р* (ад) + 2 е Pb(s) -0.13 2 H (aq) + 2 е H,(8) 0.00 Sn* (aq) + 2e Sn²*(aq) 0.15 ABCI(s) +e- Ag(s) + Cl (ag) 0.22 Cu* (aq) + 2e Cu(s) 0.34 0,(8) + 2 H,O() + 4 e- → 4 OH (ag) 0.40 H,SO, (aq) + 4 H*(ag) + 4e S(s) + 3 H,O() 0.45 Ag*(aq) + e - Ag(s) 0.80 0,(8) + 4 H*(aq) + 4e- 2 H,O() 1.23
Transcribed Image Text:Table 1: Standard Reduction Potentials Half-Reaction E* (V) Na*(aq) + e – Na(s) -2.71 АР" (ag) + 3 е Al(s) -1.66 Zn+(aq) + 2 e Zn(s) -0.76 Cr* (aq) + 3 e → Cr(s) -0.74 Fe2+(aq) + 2 e Fe(s) -0.44 PbSO,(s) + 2 e Pb(s) + So (ag) -0.36 Ni?*(aq) + 2 e Ni(s) -0.26 Sn*(aq) + 2 e Sn(s) -0.14 Р* (ад) + 2 е Pb(s) -0.13 2 H (aq) + 2 е H,(8) 0.00 Sn* (aq) + 2e Sn²*(aq) 0.15 ABCI(s) +e- Ag(s) + Cl (ag) 0.22 Cu* (aq) + 2e Cu(s) 0.34 0,(8) + 2 H,O() + 4 e- → 4 OH (ag) 0.40 H,SO, (aq) + 4 H*(ag) + 4e S(s) + 3 H,O() 0.45 Ag*(aq) + e - Ag(s) 0.80 0,(8) + 4 H*(aq) + 4e- 2 H,O() 1.23
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