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26: Voltaic Cell Diagram, Cell Potential, free-energy, K Time Left:0:14:34 Rashad Reed: Attempt 1 The following...
I need help on 2. Sketch a voltaic cell based on the following reaction. (a) show...
I need help on 2.
Sketch a voltaic cell based on the following reaction. (a) show the direction of electron flow and the direction of ion migration: (b) identify the cathode and anode: (c) state the signs of the cathode and anode: (d) give the overall balanced reaction. (e) Write the half-reactions that occur in the two electrode compartments. (f) Calculate E degree, assume 25 degree C: (g) Write a cell diagram for the cell: (h) Calculate E when [Cr^3+]...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2 and a copper electrode, and another beaker containing 1.0 M Mn(NO 3) and a manganese electrode. Given the following standard reduction potentials, answer the 3 questions below: E Cu2+(aq) + 2e Cu(s) 0.34 V Mn2+(aq) + 2e + Mn(s) 1.18V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part b. In which direction do electrons flow?...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr Cr3+ half cell and the cathode is a SnSn2+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: The net cell reaction is: + + In the external...
3) A voltaic cell employs the following redox reaction: Sn2+ (aq) + Mn (s) →Sn (s)...
3) A voltaic cell employs the following redox reaction: Sn2+ (aq) + Mn (s) →Sn (s) + Mn2+ (aq) a) Make a sketch of the cell. Label the cathode, anode, Sn2+, Mn, Sn, Mn?, and salt bridge. Indicate the direction of electron flow and the direction of ion flow from the salt bridge. b) Use line notation to represent the cell. c) What is the cell potential at 25°C when [Sn?] is 0.002 M and [Mn2+] is 0.050 M?
please help and answer all questions 4. What is the cell potential for Mn Mn2||Co2|Co, based...
please help and answer all questions
4. What is the cell potential for Mn Mn2||Co2|Co, based on the standard potentials? (2 pts) Mn(s) +Co+2 (aq) → Co(s) + Mn+2(aq) 5. A Student constructed a Mg Mg2||Ag|Ag cell and measured a cell potential of 3.17 V. Calculate the cell potential of the Mg Mg2 half reaction. (2 pts) Mg(s) + 2Ag (aq) - 2Ag(s) + Mg(aq) 6. Will silver metal react spontaneously with HCl(aq) to produce H:()? Explain. (2 pts) 2Ag(8)...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic cell based on the following overall reaction OR half- reactions. o Show the direction of electron flow o Identify the cathode and anode (b) Give the overall balanced reaction (c) Determine the Evalues for each of the galvanic cells. (d) Give the standard line notation for each cell. (Assume that all concentrations are 1.0M and that all partial pressures are 1.0 atm) 1. 103(aq)...
1. A voltaic cell is constructed in which the anode is a Mn|Mn2+ half cell and...
1. A voltaic cell is constructed in which the anode is a Mn|Mn2+ half cell and the cathode is a Cu|Cu2+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) ----> (aq)(s)(l)(g) + (aq)(s)(l)(g) The cathode reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) -----> (aq)(s)(l)(g) + (aq)(s)(l)(g)...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
help please asap 3 Question 44 (1 point) What is the standard Gibbs free energy change...
help please asap
3 Question 44 (1 point) What is the standard Gibbs free energy change for the reaction below? 2 Au + 3 Mn2+ - 2 Au3+ + 3 Mn % reaction Ered (V) AU3+ + 30 - Au +1.50 Mn2+ + 2e -- Mn -1.18 +185 kJ 0-517 kJ 0-185 kJ -1.55 x 103 kJ +517 kJ none of these +1.55 x 103 kJ Question 43 (1 point) Which of the following statements are TRUE about an electrochemical...
Please give an explanation as to why it is the correct answer, thank you. Use the...
Please give an explanation as to why it is the correct answer,
thank you.
Use the following data to answer questions 13 - 16 €° (volts) Mn2+ + 2 e → Mn -1.03 Fe3+ + 3 e → Fe 9 -0.04 oglo biso 13. Which of the following statements is (are) true? a) The SHE would act as the cathode in a reaction with a Mn anode. b) Mn2+ will react spontaneously with Fe. c) Mn will reduce Fe to...
I need help on 2.
Sketch a voltaic cell based on the following reaction. (a) show the direction of electron flow and the direction of ion migration: (b) identify the cathode and anode: (c) state the signs of the cathode and anode: (d) give the overall balanced reaction. (e) Write the half-reactions that occur in the two electrode compartments. (f) Calculate E degree, assume 25 degree C: (g) Write a cell diagram for the cell: (h) Calculate E when [Cr^3+]...
2 A voltaic cell is set up with one beaker containing 1.0 M Cu(NO 3) 2 and a copper electrode, and another beaker containing 1.0 M Mn(NO 3) and a manganese electrode. Given the following standard reduction potentials, answer the 3 questions below: E Cu2+(aq) + 2e Cu(s) 0.34 V Mn2+(aq) + 2e + Mn(s) 1.18V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part b. In which direction do electrons flow?...
Enter electrons as e. A voltaic cell is constructed in which the anode is a Cr Cr3+ half cell and the cathode is a SnSn2+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: The net cell reaction is: + + In the external...
3) A voltaic cell employs the following redox reaction: Sn2+ (aq) + Mn (s) →Sn (s) + Mn2+ (aq) a) Make a sketch of the cell. Label the cathode, anode, Sn2+, Mn, Sn, Mn?, and salt bridge. Indicate the direction of electron flow and the direction of ion flow from the salt bridge. b) Use line notation to represent the cell. c) What is the cell potential at 25°C when [Sn?] is 0.002 M and [Mn2+] is 0.050 M?
please help and answer all questions
4. What is the cell potential for Mn Mn2||Co2|Co, based on the standard potentials? (2 pts) Mn(s) +Co+2 (aq) → Co(s) + Mn+2(aq) 5. A Student constructed a Mg Mg2||Ag|Ag cell and measured a cell potential of 3.17 V. Calculate the cell potential of the Mg Mg2 half reaction. (2 pts) Mg(s) + 2Ag (aq) - 2Ag(s) + Mg(aq) 6. Will silver metal react spontaneously with HCl(aq) to produce H:()? Explain. (2 pts) 2Ag(8)...
Problem Set #34: Galvanic Cells & Standard Reduction Potential Practice Sheet Directions: (a) Sketch the galvanic cell based on the following overall reaction OR half- reactions. o Show the direction of electron flow o Identify the cathode and anode (b) Give the overall balanced reaction (c) Determine the Evalues for each of the galvanic cells. (d) Give the standard line notation for each cell. (Assume that all concentrations are 1.0M and that all partial pressures are 1.0 atm) 1. 103(aq)...
Consider a voltaic (galvanic) cell with the following metal electrodes. Identify which metal is the cathode and which is the anode, and calculate the cell potential. (Use the table of Standard Electrode Potentials.) (a) Ca(II) and Sc(III) Cathode: . Ca(II) Sc(III) Anode: Ca(II) Sc(III) Ecell = 0.0591 x V (b) Pb(II) and In(III) Cathode: . Pb(II) In(III) Anode: Pb(II) In(III) Ecell - (c) Ni(II) and Zr(IV) Cathode: NI(II) Zr(IV) Anode: Ni(II) Zr(IV) Ecell - V Supporting Materials Periodic Table Supplemental...
help please asap
3 Question 44 (1 point) What is the standard Gibbs free energy change for the reaction below? 2 Au + 3 Mn2+ - 2 Au3+ + 3 Mn % reaction Ered (V) AU3+ + 30 - Au +1.50 Mn2+ + 2e -- Mn -1.18 +185 kJ 0-517 kJ 0-185 kJ -1.55 x 103 kJ +517 kJ none of these +1.55 x 103 kJ Question 43 (1 point) Which of the following statements are TRUE about an electrochemical...
Please give an explanation as to why it is the correct answer,
thank you.
Use the following data to answer questions 13 - 16 €° (volts) Mn2+ + 2 e → Mn -1.03 Fe3+ + 3 e → Fe 9 -0.04 oglo biso 13. Which of the following statements is (are) true? a) The SHE would act as the cathode in a reaction with a Mn anode. b) Mn2+ will react spontaneously with Fe. c) Mn will reduce Fe to...
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