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Electrolysis is often used to electroplate metal objects. Sketch an electrolysis cell used to sil...
solve for part a and b Consider an electrolysis cell that might be used to electroplate...
solve for part a and b
Consider an electrolysis cell that might be used to electroplate copper onto other metal surfaces. Label the anode and the cathode. Drag the appropriate labels to their respective targets. Show the reactions that occur at each. Express your answers as chemical equations separated by a comma. Identify all of the phases in your answer.
18. Identify the metal if during a 1.000 hour long 2 electron electrolysis reaction 8.388 g...
18. Identify the metal if during a 1.000 hour long 2 electron electrolysis reaction 8.388 g of metal is deposited using a constant current of 4.000 A. 19. The standard cell potential (F) of a voltaic cell constructed using the cell reaction below is 0.76 V: Zn(s) +2H (aq) Zn2+(aq)+ H2(g) With PH2 1.0 atm and [Zn2]-1.0 mol L-1, the cell potential is 0.45 V. The concentration of Ht in the cathode compartment ismol L-1, Long Answer 20. A galvanic...
a. For the electrolysis of molten BaCl2, diagram a cell. Include the direction in which a...
a. For the electrolysis of molten BaCl2, diagram a cell. Include the direction in which a battery would be placed to power the cell. Write out half-reactions. Label flow of electrons, anode, cathode, indicate what is formed at each electrode (assume electrodes are generic metal). Could this reaction be carried out in aqueous solution? Why or why not (justify numerically). b. 0.67 g of Ag is deposited electrolytically from AgNO3after a certain period of time when subjected to a 12A...
Draw out a cell for Al in Al(NO3)3 and Ag in AgNO3. Label the anode and...
Draw out a cell for Al in Al(NO3)3 and Ag in AgNO3. Label the anode and cathode sides, including charge on each electrode. (hint: use a table of standard reduction potentials). Indicate direction of electron flow. Write the net reaction, and the half reactions. What is the standard cell potential? Indicate for both electrodes whether they are dissolving, growing, or staying the same size. Assuming the salt bridge contains KNO3, indicate flow of ions into and out of salt bridge....
3. The following redox couple was used in the construction of a voltaic cell. (All ions...
3. The following redox couple was used in the construction of a voltaic cell. (All ions are in aqueous solution and you ned to decide which haif resetion wil e in he cahode side and wh the cathode side and which in the anode side.) For the cell: . Make a sketch of the cell labeling anode, cathode, salt bridge (using KNOs), direction of electron flow, oxidation half ell, reduction half cell, charge of the anode, charge of the cathode,...
Rovide the information below for the reaction 4 Alo +3Ogl)+12()4A() 6 11,00 Oxidatien half-exn Re...
rovide the information below for the reaction 4 Alo +3Ogl)+12()4A() 6 11,00 Oxidatien half-exn Reduction half-sn Cell netatien (use Pt if inert electrode is needed) Calc. the equil. const. at stand. cond and 25C Show work here 15. Write the half-rxns for the electrolysis of molten calcium chloride, Cacl Oeldation halt n Reduction half-rxn 16. An electrolytic cell is made up ofMn2' reducing to Ma and Sn oxidizing to Sn" (a) Give the indicated information and label: anode, cathode, direction...
Magnesium metal is oxidized and silver ions are reduced in a voltaic cell using: Mg(s) |...
Magnesium metal is oxidized and silver ions are reduced in a voltaic cell using: Mg(s) | Mg2+ (aq, 1M) || Ag+ (aq, 1M) | Ag(s) a. Draw the voltaic cell. Label each part of the cell. b. Write the equations for the half-reactions occurring at the anode and cathode. c. Write the overall reaction for the cell. d. Draw arrows to show the movement of electrons in the external circuit. Assuming the salt bridge contains NaNO3, indicate the movement of...
2. Consider the voltaic cell illustrated below, constructed by coupling a Ni/Ni half-cell with an Ag/Ag* half-cell a...
2. Consider the voltaic cell illustrated below, constructed by coupling a Ni/Ni half-cell with an Ag/Ag* half-cell and allowing them to react spontaneously. Refer to the table of reduction potentials and write the half-reaction that occurs at each electrode (nickel and silver). Then combine the half-reactions into the overall reaction. a. Calculate the standard cell potential. b. Annotate the diagram below. First, randomly label one electrode as Ag and one as Ni. Then identify which is the anode and which...
Name: Recitation Day, Time: CHM 116 Recitation #12 1. A working voltaic cell is constructed with...
Name: Recitation Day, Time: CHM 116 Recitation #12 1. A working voltaic cell is constructed with copper and silver. The solutions are Cu(NO,) and AgNO, Silver is identified to be the cathode. Answer the following questions Voltmeter At NO 3 An ode Cath ode In the diagram above, a) Label the cathode and anode. b) On the two metal bars above, show where Cu and Ag would be placed. c) In the two beakers above, show where solutions of Cu(Nos)2...
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+]...
solve for part a and b
Consider an electrolysis cell that might be used to electroplate copper onto other metal surfaces. Label the anode and the cathode. Drag the appropriate labels to their respective targets. Show the reactions that occur at each. Express your answers as chemical equations separated by a comma. Identify all of the phases in your answer.
18. Identify the metal if during a 1.000 hour long 2 electron electrolysis reaction 8.388 g of metal is deposited using a constant current of 4.000 A. 19. The standard cell potential (F) of a voltaic cell constructed using the cell reaction below is 0.76 V: Zn(s) +2H (aq) Zn2+(aq)+ H2(g) With PH2 1.0 atm and [Zn2]-1.0 mol L-1, the cell potential is 0.45 V. The concentration of Ht in the cathode compartment ismol L-1, Long Answer 20. A galvanic...
3. The following redox couple was used in the construction of a voltaic cell. (All ions are in aqueous solution and you ned to decide which haif resetion wil e in he cahode side and wh the cathode side and which in the anode side.) For the cell: . Make a sketch of the cell labeling anode, cathode, salt bridge (using KNOs), direction of electron flow, oxidation half ell, reduction half cell, charge of the anode, charge of the cathode,...
rovide the information below for the reaction 4 Alo +3Ogl)+12()4A() 6 11,00 Oxidatien half-exn Reduction half-sn Cell netatien (use Pt if inert electrode is needed) Calc. the equil. const. at stand. cond and 25C Show work here 15. Write the half-rxns for the electrolysis of molten calcium chloride, Cacl Oeldation halt n Reduction half-rxn 16. An electrolytic cell is made up ofMn2' reducing to Ma and Sn oxidizing to Sn" (a) Give the indicated information and label: anode, cathode, direction...
2. Consider the voltaic cell illustrated below, constructed by coupling a Ni/Ni half-cell with an Ag/Ag* half-cell and allowing them to react spontaneously. Refer to the table of reduction potentials and write the half-reaction that occurs at each electrode (nickel and silver). Then combine the half-reactions into the overall reaction. a. Calculate the standard cell potential. b. Annotate the diagram below. First, randomly label one electrode as Ag and one as Ni. Then identify which is the anode and which...
Name: Recitation Day, Time: CHM 116 Recitation #12 1. A working voltaic cell is constructed with copper and silver. The solutions are Cu(NO,) and AgNO, Silver is identified to be the cathode. Answer the following questions Voltmeter At NO 3 An ode Cath ode In the diagram above, a) Label the cathode and anode. b) On the two metal bars above, show where Cu and Ag would be placed. c) In the two beakers above, show where solutions of Cu(Nos)2...
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+]...
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