2. For each of the following pairs of half-cells: a. Write a balanced chemical equation for each half-reaction and the overall reaction. b. Determine Eºcell for the reaction. c. Is the cell spontaneous as written? d. Calculate AGO xn for the cell reaction. Anode: Cathode: Al(s) → Alt³(aq) I₂(aq) → I¹(aq) Ered=-0.1238V Ered=+0.5273V
2. For each of the following pairs of half-cells: a. Write a balanced chemical equation for each half-reaction and the overall reaction. b. Determine Eºcell for the reaction. c. Is the cell spontaneous as written? d. Calculate AGO xn for the cell reaction. Anode: Cathode: Al(s) → Alt³(aq) I₂(aq) → I¹(aq) Ered=-0.1238V Ered=+0.5273V
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
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Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.106QP: Give the notation for a voltaic cell whose overall cell reaction is Mg(s)+2Ag+(aq)Mg2+(aq)+2Ag(s)...
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Question
For each of the following pairs of half-cells:
a. Write a balanced chemical equation for each half-reaction and the overall reaction.
b. Determine E°cell for the reaction.
c. Is the cell spontaneous as written?
d. Calculate ΔG°rxn for the cell reaction.
Anode: Al(s) Al+3(aq) Ered = -0.1238V
Cathode: I2(aq) I-1(aq) Ered = +0.5273V
Anode: NO3-1(aq) HNO2(aq) Ered = +0.9513V
Cathode: Cr+3(aq) Cr(s) Ered = +0.7237V
Anode: ClO4-1(aq) Cl2(aq) Ered = +1.2407V
Cathode: Cr2O7-2(aq) Cr+3(aq) Ered = +1.2315V
Transcribed Image Text:2. For each of the following pairs of half-cells:
a. Write a balanced chemical equation for each half-reaction and the overall reaction.
b. Determine Eºcell for the reaction.
C. Is the cell spontaneous as written?
d. Calculate AGO xn for the cell reaction.
Anode:
Cathode:
Anode:
Cathode:
Anode:
Cathode:
Al(s) → Al*³(aq)
L₂(aq) → I¹(aq)
NO:¹¹(aq) → HNO₂(aq)
Cr¹³(aq) → Cr(s)
ClO4¹(aq) → Cl₂(aq)
Cr₂O²(aq) → Cr*³(aq)
Ered
-0.1238V
Ered=+0.5273V
Ered=+0.9513V
Ered=+0.7237V
Ered +1.2407V
Ered +1.2315V
=
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