Consider the following electrochemical cell: Al (s) I Al3+ (aq) (1.00 M) II Cu2+ (aq) (0.0020...
Consider the following electrochemical cell: Al (s) I Al3+ (aq) (1.00 M) II Cu2+ (aq) (0.0020 M) I Cu (s) where Cu2+ aq + 2e- -> Cu (s) +0.34 V and Al3+ aq + 3e- -> Al (s) -1.66 V
Calculate the standard cell potential for the given cell, calculate the cell potential for the given cell, and sketch the electrochemical cell using two beakers and labeling the electrodes, the cathode, the anode, the direction of electron flow in the cell, the electrolyte solutions in each beaker (identity and concentration), the salt bridge (KNO3), and the direction that the ions in the salt bridge travel.
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Consider the following electrochemical cell: Al (s) I Al3+ (aq)
(1.00 M) II Cu2+ (aq) (0.0020...
An electrochemical cell employs the reaction Mg2+(aq) + Cu(s) → Mg(s) + Cu2+(aq) and NaNO3 is...
An electrochemical cell employs the reaction Mg2+(aq) + Cu(s) → Mg(s) + Cu2+(aq) and NaNO3 is the salt used in the salt bridge. During the course of the reaction Na+ leaves the salt bridge and enters the anode compartment. NaNO3 leaves NaNO3 leaves the salt bridge and enters the anode compartment, the salt bridge and enters the anode compartment. Na+ leaves the salt bridge and enters the cathode compartment. NaNO3 leaves the salt bridge and enters the cathode compartment.
An electrochemical cell consists of one half-cell that contains Ag(s) and Ag+(aq), and one half-cell that...
An electrochemical cell consists of one half-cell that contains Ag(s) and Ag+(aq), and one half-cell that contains Cu(s) and Cu2+(aq). What species are produced at the electrodes under standard conditions? E° = +0.80 V Agt(aq) + e- → Ag(s) Cu2+(aq) + 2 e- → Cu(s) E° = +0.34 V O Ag(s) is formed at the cathode, and Cu(s) is formed at the anode. Ag(s) is formed at the cathode, and Cu2+ (aq) is formed at the anode. Cu(S) is formed...
Use the information given below to answer the questions about this standard electrochemical cell. ξo(V) Cu2+(aq)...
Use the information given below to answer the questions about this standard electrochemical cell. ξo(V) Cu2+(aq) + 2 e- → Cu (s) + 0.34 Zn2+(aq) + 2 e-→ Zn (s) - 0.76 Mark each of these statements as True or False. a.) The concentration of Cu2+ decreases as the reaction proceeds. b.) The solid metal cathode decreases in mass. c.) Negatively charged ions flow from the salt bridge to the anode. d.) The electrons will flow from the anode to...
Candidate l: Zn(s) | Zn2+(aq,0.500 M) I Cu2+(aq, 1.00 M) Cu(s) Candidate 2: Pb(s) | Pb2+(aq,...
Candidate l: Zn(s) | Zn2+(aq,0.500 M) I Cu2+(aq, 1.00 M) Cu(s) Candidate 2: Pb(s) | Pb2+(aq, 0.500 M) || Cu2+(aq, 1.00 M) Cu(s) Candidate 3: Mg(s) | Mg2+(aq, 0.500 M) | Pb2+(aq, 1.00 M)| Pb(s) (a) 6 pts) Choose one of the candidate voltaic cells #1, #2, or #3. Draw a schematic cell diagram for the candidate voltaic cell of choice. Clearly label anode, cathode, electrodes, ions and their concentrations, salt bridge, and the flow of electrons. (b) (5 pts)...
NAME: General Chemistry II Electrochemistry Quiz 1) Consider the cell described by: Cu Cu2+ (1.00 M)...
NAME: General Chemistry II Electrochemistry Quiz 1) Consider the cell described by: Cu Cu2+ (1.00 M) || Zn2+(1.00M) | Zn a) Draw this cell, labeling everything including the cathode, anode and salt bridge and any ions in solution. Show the flow of electrons in the circuit. b) Write out the reduction and oxidation half reactions for this cell. OVER → 2) Balance the following redox equations using the half-reaction method. Show all steps. a) ClO3 + + CH-1 → Cl2...
2. (20 pts) For the reaction Cu(s) + 2Ag+ (aq) → Cu2(aq) + 2Agos) a) Draw...
2. (20 pts) For the reaction Cu(s) + 2Ag+ (aq) → Cu2(aq) + 2Agos) a) Draw a diagram of the voltaic cell indicating the anode, cathode, direction of electron flow, and direction of ion flow from the salt bridge (containing KNO3) b) What is the standard cell voltage of the cell in (a)? c) Complete and balance the following equation. Cr2022" (aq) + CH3OH(aq) - → Cr*(aq) + HCO2H(aq) (in acid)
In an electrochemical cell composed of Cu(s)/Cu2+(aq, o.10M)||Cu2+(aq, 1.0M) |Cu(s), Which concentration of Cu would the...
In an electrochemical cell composed of Cu(s)/Cu2+(aq, o.10M)||Cu2+(aq, 1.0M) |Cu(s), Which concentration of Cu would the anode be sitting in? Which concentration of Cu would the cathode be sitting in?
A galvanic cell employs the reaction Mg2+(aq) + Cu(s) → Mg(s) + Cu2+(aq) and NaNO3 is...
A galvanic cell employs the reaction Mg2+(aq) + Cu(s) → Mg(s) + Cu2+(aq) and NaNO3 is the salt used in the salt bridge. During the course of the reaction. A. NaNO3 leaves the salt bridge and enters the cathode compartment. B. Na+ leaves the salt bridge and enters the anode compartment. C. Na+ leaves the salt bridge and enters the cathode compartment. D. NaNO3 leaves the salt bridge and enters the anode compartment.
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and...
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and the cathode is a Co2+|Co half cell. The half-cell compartments are connected by a salt bridge Write the anode reaction Write the cathode reaction. Write the net cell reaction the Al3 the Co2+Co In the external circuit, electrons migrate Al electrode electrode the Co2Co compartment the Al3Al In the salt bridge, anions migrate compartment +
salt bridge ME Cr(s) electrode Cu(s) electrode 1.0 M Cr3+ (aq) 1.0 M Cu2+ (aq) A...
salt bridge ME Cr(s) electrode Cu(s) electrode 1.0 M Cr3+ (aq) 1.0 M Cu2+ (aq) A electrolytic cell similar to that shown in the figure above is constructed. The electronic device shown at the top of the figure is a power supply. One electrode compartment consists of a chromium strip placed in a 1.0 M CrCl3 solution, and the other has a copper strip placed in a 1.0 M CuSO4 solution. The overall cell reaction is: 2 Cr3+ (aq) +...
An electrochemical cell employs the reaction Mg2+(aq) + Cu(s) → Mg(s) + Cu2+(aq) and NaNO3 is the salt used in the salt bridge. During the course of the reaction Na+ leaves the salt bridge and enters the anode compartment. NaNO3 leaves NaNO3 leaves the salt bridge and enters the anode compartment, the salt bridge and enters the anode compartment. Na+ leaves the salt bridge and enters the cathode compartment. NaNO3 leaves the salt bridge and enters the cathode compartment.
An electrochemical cell consists of one half-cell that contains Ag(s) and Ag+(aq), and one half-cell that contains Cu(s) and Cu2+(aq). What species are produced at the electrodes under standard conditions? E° = +0.80 V Agt(aq) + e- → Ag(s) Cu2+(aq) + 2 e- → Cu(s) E° = +0.34 V O Ag(s) is formed at the cathode, and Cu(s) is formed at the anode. Ag(s) is formed at the cathode, and Cu2+ (aq) is formed at the anode. Cu(S) is formed...
Candidate l: Zn(s) | Zn2+(aq,0.500 M) I Cu2+(aq, 1.00 M) Cu(s) Candidate 2: Pb(s) | Pb2+(aq, 0.500 M) || Cu2+(aq, 1.00 M) Cu(s) Candidate 3: Mg(s) | Mg2+(aq, 0.500 M) | Pb2+(aq, 1.00 M)| Pb(s) (a) 6 pts) Choose one of the candidate voltaic cells #1, #2, or #3. Draw a schematic cell diagram for the candidate voltaic cell of choice. Clearly label anode, cathode, electrodes, ions and their concentrations, salt bridge, and the flow of electrons. (b) (5 pts)...
NAME: General Chemistry II Electrochemistry Quiz 1) Consider the cell described by: Cu Cu2+ (1.00 M) || Zn2+(1.00M) | Zn a) Draw this cell, labeling everything including the cathode, anode and salt bridge and any ions in solution. Show the flow of electrons in the circuit. b) Write out the reduction and oxidation half reactions for this cell. OVER → 2) Balance the following redox equations using the half-reaction method. Show all steps. a) ClO3 + + CH-1 → Cl2...
2. (20 pts) For the reaction Cu(s) + 2Ag+ (aq) → Cu2(aq) + 2Agos) a) Draw a diagram of the voltaic cell indicating the anode, cathode, direction of electron flow, and direction of ion flow from the salt bridge (containing KNO3) b) What is the standard cell voltage of the cell in (a)? c) Complete and balance the following equation. Cr2022" (aq) + CH3OH(aq) - → Cr*(aq) + HCO2H(aq) (in acid)
In an electrochemical cell composed of Cu(s)/Cu2+(aq, o.10M)||Cu2+(aq, 1.0M) |Cu(s), Which concentration of Cu would the anode be sitting in? Which concentration of Cu would the cathode be sitting in?
A voltaic electrochemical cell is constructed in which the anode is a Alt|Al half cell and the cathode is a Co2+|Co half cell. The half-cell compartments are connected by a salt bridge Write the anode reaction Write the cathode reaction. Write the net cell reaction the Al3 the Co2+Co In the external circuit, electrons migrate Al electrode electrode the Co2Co compartment the Al3Al In the salt bridge, anions migrate compartment +
salt bridge ME Cr(s) electrode Cu(s) electrode 1.0 M Cr3+ (aq) 1.0 M Cu2+ (aq) A electrolytic cell similar to that shown in the figure above is constructed. The electronic device shown at the top of the figure is a power supply. One electrode compartment consists of a chromium strip placed in a 1.0 M CrCl3 solution, and the other has a copper strip placed in a 1.0 M CuSO4 solution. The overall cell reaction is: 2 Cr3+ (aq) +...
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