Write the cell reaction of a lead storage battery when it is discharged. How does the density of the electrolyte change when the battery is discharged?

Q: What is the name of the electrochemical cell component that produces anions (or reduces cations),…

A: The answer to the following question is -

Q: enumerate the importance of fuel cell

A: A question based on electrochemical cells that is to be accomplished.

Q: Sketch the voltaic cell represented by this notation. You must include labels for the anode,…

A: We have to sketch the voltaic cell represented by this notation. You must include labels for the…

Q: 10. In an electrolytic cell A. the anode is positively-charged B. the cathode is positively charged…

A: In an electrolytic cell, the process of electrolysis takes place. It is the process in which…

Q: What is the purpose of the salt bridge in a voltaic cell? O To increase solubility of the…

A: The purpose of the salt bridge in a voltaic cell has to be given.

Q: For a galvanic cell constructed using a graphite cathode and a graphite anode : 5Sn²+ aq) + 2MnO4…

A: Galvanic cells:  The cells in which chemical energy is converted into electrical energy is said…

Q: A voltaic cell is based on the reaction Sn1s2 + I21s2 ¡ Sn2+1aq2 + 2 I -1aq2 Under standard…

A: The overall cell reaction given and the half reactions are

Q: In a Lithium Ion battery, what plays the role of the “salt bridge” in the battery?

A: The salt bridge is a device which connects the two half cells of a Galvanic Cell. Lithium Ion…

Q: Negative electrode

A: Since you have posted multiple independent questions in the same request, we will solve the first…

Q: Relate amount of product(s) generated in an electrolytic cell to the stoichiometry of the reduction…

A: An electrolytic cell is the type of cell which converts chemical energy to electrical energy.

Q: Why do Na+ ions migrate into the cathode half-cell as the cell reaction proceeds?

A: Cell reaction is defined as the overall reaction that takes place within the cell.

Q: How you used the starting concentrations of electrolyte solutions to calculate the expected cell…

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Q: How much charge must pass through an electrolytic cell to reduce 0.44 mol Ca2+ ion to calcium metal?

A: The "electrochemical cell" in which any reaction that is non-spontaneous redox (oxidation-reduction)…

Q: Why an electrochemical cell stop working after some time? The reduction potential of an electrode…

A: Electrochemical cell is used for conversion of electrical energy into chemical energy.

Q: Consider a galvanic cell consisting of           2Cr(s)   +    3Cu2+(aq)       ⟶      2Cr3+(aq)   +…

A: The oxidation reaction is the one in which the oxidation number of the element increases as the…

Q: A voltaic electrochemical cell is constructed in which the anode is a Cr3+, Cr2+ half cell and the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: describe the construction of a galvanic cell. write down the electrode reaction and the formula for…

A: Construction of salt bridge - Galvanic cell consists of two half cells, an oxidation half cell…

Q: . Note the half-reaction on the oxidation side. As the electron is taken away through the electric…

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Q: Will the electromotive force of the galvanic element Al-Ag change if we add Cl- ions to the Ag…

A: The electric potential produced by either the changing of magnetic field or electrochemical cell is…

Q: Sketch the galvanic cell in standard conditions consisting of two half-elements IO3-, H + | I2 (E °…

A: In the galvanic cell, the standard conditions consisting of two half-elements given are: IO3-, H + |…

Q: How is the cell potential of an electrochemical cell (E°cell) related to the potentials of the…

A: The cell potential, Ecell is the measure of the potential difference between two half cells in an…

Q: When attempting to create a voltaic cell that will produce electrical work,  if a Sn2+/ Sn4+couple…

A: As Sn2+/Sn4+ system is used as anode . oxidation reaction occurs at anode. Thus we have use such…

Q: Consider the following redox reaction ((Cr2O7)2-) + (14H+) + (6I-)    -->   2(Cr3+) + 3(I2) +…

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Q: What is the Eθ cell value for a galvanic cell constructed using cadmium and copper electrodes.

A: Given:- Galvanic cell of Cd and Cu. •From electrochemical series Cd is more reactive than Cu. •Cd…

Q: making a specific galvanic cell, explain how one decides on the electrodes and the solutions to use…

A: To find out the potential developed in between a metal that is immersed in the solution, an…

Q: What reaction (oxidation or reduction) occurs at the anode of a voltaic cell? What is the sign of…

A: In a voltaic cell, the electrode where oxidation occurs is called anode.

Q: A voltaic electrochemical cell is constructed in which the anode is a Hg²+| Hg half cell and the…

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Q: Write the reaction for the right half-cell as a reduction and provide its standard reduction…

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Q: What species is oxidized and what species is reduced in the electrolysis of a pure molten salt?

A: In the electrolysis of pure molten NaCl, Na+ and Cl- are the only species used in cell. The chloride…

Q: Shown in the image is a diagram for the voltaic cell with the overall cell reaction being Al + Pb2+…

A: In the given cell Al electrode is anode because oxidation of Al is taking place while Pb electrode…

Q: Given the cell notation: Fe/Fe²*(0.100M)/Cd²*(0.001)/Cd a. Write the cell reaction b. Calculate…

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Q: Why is a 0 potential possible in electrolysis and not in voltaic cell?

A: The cell potential of any cell is defined as,    E∘cell = E∘cathode - E∘anode          = E∘reduction…

Q: -. Calculate the emf of the cell

A:

Q: Which electrode functions as the cathode?

A: Electrode having less value of standard reduction potential ( standard electrode potential)…

Q: What is overvoltage in an electrochemical cell? Why is it important?

A: Overvoltage - Overvoltage is the concept of applying an additional voltage to a cell in order to…

Q: What is the overall spontaneous reaction and cell potential for a voltaic cell made from Mn and Li?

A: For spontaneous reaction according to Standard Electrode potential at 25*C, Mn will reduce and Li…

Q: What type of a battery is lead storage battery? Write the anode and cathode reactions and the…

A: Storage battery is the cell which can be recharge by passing electric current and used again and…

Q: Consider the cell: Cu | Cu2+(aq, 0.5 M)|| Ag2+(aq, 5.0 M) | Ag Write the balanced net chemical…

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Q: Suppose that an alkaline battery was manufactured using cadmium metal rather than zinc. What effect…

A: The standard reduction potential for the cadmium (Cd) and zinc (Zn) are;

Q: Will the potential of the galvanic cell change if we add the same amount of water to the electrolyte…

A: Cell potential is given by Nernst equation , which is as: Ecell = Eocell - RTnFlnQ  Cell potential…

Q: Consider a galvanic cell consisting of                                2Cr(s) + 3Cu2+(aq) ⟶ 2Cr3+(aq)…

A: The oxidation and reduction half-reactions and the reaction has to be written using cell notation,

Q: The potential of a voltaic cell is 0.698 V in which the following reaction takes place: 2NO, (aq) +…

A: Given data, EMF = 0.698V [NO3-] = 0.0315M PNO = 0.922atm PH2 = 0.437atm

Q: A voltaic cell is based on a Co2+ >Co half-cell and a AgCl>Ag half-cell. What is the standard…

A: Given:-             A voltaic cell is based on a Co2+ >Co half-cell and a AgCl>Ag half-cell…

Q: The electrolyte concentration in M at which an electrochemical cell is at its standard state.

A: The electrolyte concentration should have to be unity (1M)  at its standard state

Q: Explain corrosion using electrochemical principles.

A: Corrosion happens when metals are attacked by acid or moisture and get corrode. This process is…

Q: What reaction (oxidation or reduction) occurs at the cathode of a voltaic cell? What is the sign of…

A: The cations move through the solution towards the cathode because at cathode, reduction reaction…

Q: Define electrode reactions during electrolysis and identify which of the part/structure are the half…

A: Electrode reactions: The oxidation or reduction reactions that are taking place at respective…

Q: Which of the following is/are TRUE about Galvanic cell? I. The Gibbs Free Energy of the cell is…

A: A Galvanic cell is an electrochemical cell, in which the chemical energy is converted into…