Week 7 Assignment: Electrochemistry Electrolysis of Aqueous Salts Refer to this table of standard reduction potentials to answer the questions. Reduction half-reaction F₂ (g) + 2e →2F- (aq) O₂(g) + 4H+ (aq) + 4e¯→2H₂O(1) Br₂ (1) +2e →2Br(aq) Ag+eAg(s) 2H₂O(1) +2e →H₂(g) + 2OH(aq) Na (aq) +eNa(s) Potential (V) +2.87 +1.23 +1.07 +0.80 -0.83 -2.71 Note that at [H+] = 10-7 M, the electrode potential for O₂(g) + 4H+ (aq) + 4e2H₂O(1) under these nonstandard conditions is E= +0.82 V. At [OH-] = 10 7 M, the electrode potential for 2H₂O(1) +2e →H₂(g) + 2OH(aq) under these nonstandard conditions is E= -0.41 V. ▼ Part B What is produced at each electrode in the electrolysis of AgF(aq)? Drag the appropriate items to their respective bins. ► View Available Hint(s) Anode H₂(g) Ag(s) O₂(g) F₂ (g) Cathode Reset Help Not produced < 30 of 32 Review | Constants | Periodic Table >
Week 7 Assignment: Electrochemistry Electrolysis of Aqueous Salts Refer to this table of standard reduction potentials to answer the questions. Reduction half-reaction F₂ (g) + 2e →2F- (aq) O₂(g) + 4H+ (aq) + 4e¯→2H₂O(1) Br₂ (1) +2e →2Br(aq) Ag+eAg(s) 2H₂O(1) +2e →H₂(g) + 2OH(aq) Na (aq) +eNa(s) Potential (V) +2.87 +1.23 +1.07 +0.80 -0.83 -2.71 Note that at [H+] = 10-7 M, the electrode potential for O₂(g) + 4H+ (aq) + 4e2H₂O(1) under these nonstandard conditions is E= +0.82 V. At [OH-] = 10 7 M, the electrode potential for 2H₂O(1) +2e →H₂(g) + 2OH(aq) under these nonstandard conditions is E= -0.41 V. ▼ Part B What is produced at each electrode in the electrolysis of AgF(aq)? Drag the appropriate items to their respective bins. ► View Available Hint(s) Anode H₂(g) Ag(s) O₂(g) F₂ (g) Cathode Reset Help Not produced < 30 of 32 Review | Constants | Periodic Table >
Chemistry by OpenStax (2015-05-04)
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ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 22E: The mass of three different metal electrodes, each from a different galvanic cell, were determined...
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Question
Refer to this table of standard reduction potentials to answer the questions.
| Reduction half-reaction | Potential (VV) |
| F2(g)+2e−→2F−(aq)F2(g)+2e−→2F−(aq) | +2.87 |
| O2(g)+4H+(aq)+4e−→2H2O(l)O2(g)+4H+(aq)+4e−→2H2O(l) | +1.23 |
| Br2(l)+2e−→2Br−(aq)Br2(l)+2e−→2Br−(aq) | +1.07 |
| Ag++e−→Ag(s)Ag++e−→Ag(s) | +0.80 |
| 2H2O(l)+2e−→H2(g)+2OH−(aq)2H2O(l)+2e−→H2(g)+2OH−(aq) | −−0.83 |
| Na+(aq)+e−→Na(s)Na+(aq)+e−→Na(s) | −−2.71 |
Note that at [H+]=10−7 M[H+]=10−7 M, the electrode potential for O2(g)+4H+(aq)+4e−→2H2O(l)O2(g)+4H+(aq)+4e−→2H2O(l) under these nonstandard conditions is E=+0.82 V�=+0.82 V.
At [OH−]=10−7 M[OH−]=10−7 M, the electrode potential for 2H2O(l)+2e−→H2(g)+2OH−(aq)2H2O(l)+2e−→H2(g)+2OH−(aq) under these nonstandard conditions is E=−0.41 V�=−0.41 V.
Part B
What is produced at each electrode in the electrolysis of AgF(aq)AgF(aq)?
Drag the appropriate items to their respective bins.
![Week 7 Assignment: Electrochemistry
Electrolysis of Aqueous Salts
Refer to this table of standard reduction potentials to answer
the questions.
Reduction half-reaction
F₂ (g) + 2e →2F (aq)
O₂(g) + 4H+ (aq) + 4e¯¯→2H₂O(1)
Br₂ (1) +2e →2Br (aq)
Ag+ + e →Ag(s)
2H₂O(1) +2e →H₂(g) + 2OH(aq)
Na+ (aq) + e→Na(s)
Potential
(V)
+2.87
+1.23
+1.07
+0.80
-0.83
-2.71
Note that at [H+] = 10-7 M, the electrode potential for
O₂(g) + 4H+ (aq) + 4e¯→2H₂O(1) under these
nonstandard conditions is E = +0.82 V.
At [OH-] = 10 7 M, the electrode potential for
2H₂O(1) +2e →H₂(g) + 2OH(aq) under these
nonstandard conditions is E= -0.41 V.
Part B
What is produced at each electrode in the electrolysis of AgF(aq)?
Drag the appropriate items to their respective bins.
► View Available Hint(s)
Anode
H₂(g) Ag(s) O₂(g)
Cathode
F₂ (g)
Reset Help
Not produced
<
30 of 32
Review | Constants | Periodic Table
>](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F75ba29da-465d-422c-bdef-41659d9266d1%2F6a068b12-93f7-41f2-aba7-91a8ef09edca%2Fuynalqo_processed.png&w=3840&q=75)
Transcribed Image Text:Week 7 Assignment: Electrochemistry
Electrolysis of Aqueous Salts
Refer to this table of standard reduction potentials to answer
the questions.
Reduction half-reaction
F₂ (g) + 2e →2F (aq)
O₂(g) + 4H+ (aq) + 4e¯¯→2H₂O(1)
Br₂ (1) +2e →2Br (aq)
Ag+ + e →Ag(s)
2H₂O(1) +2e →H₂(g) + 2OH(aq)
Na+ (aq) + e→Na(s)
Potential
(V)
+2.87
+1.23
+1.07
+0.80
-0.83
-2.71
Note that at [H+] = 10-7 M, the electrode potential for
O₂(g) + 4H+ (aq) + 4e¯→2H₂O(1) under these
nonstandard conditions is E = +0.82 V.
At [OH-] = 10 7 M, the electrode potential for
2H₂O(1) +2e →H₂(g) + 2OH(aq) under these
nonstandard conditions is E= -0.41 V.
Part B
What is produced at each electrode in the electrolysis of AgF(aq)?
Drag the appropriate items to their respective bins.
► View Available Hint(s)
Anode
H₂(g) Ag(s) O₂(g)
Cathode
F₂ (g)
Reset Help
Not produced
<
30 of 32
Review | Constants | Periodic Table
>
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