the electromotive force of a galvanic cell constructed of a standard hydrogen electrode and a lead electrode immersed in a 1 M solution of lead nitrate is 0.126V. When the galvanic cell is working, electrons pass into the outer circuit from the lead to the hydrogen electrode. What is the potential of the lead electrode? Present the equations of the electrode reactions

Q: The galvanic cell illustrated above was constructed using a salt bridge containing KNO3. A second…

A: Salt bridge simply connect the oxidation and reduction half cells. It play role in electroneutality…

Q: A galvanic (voltaic) cell consists of an electrode composed of chromium in a 1.0M chromium(III) ion…

A: To calculate Standard potential , we use formula : E°cell =  E°r ( cathode ) - E°r (anode )

Q: Explain the galvanic cell in terms of oxidation and reduction half-cells whose voltages can be used…

A: Galvanic cell is an electrochemical cell which converts chemical energy of the redox reactions into…

Q: substance is oxidized which is reduced

A: Oxidation reaction :  During oxidation of reaction elements having the ability to loose the…

Q: A galvanic (voltaic) cell consists of an electrode composed of chromium in 1.0 M chromium (III) ion…

A:

Q: The mass of three different metal electrodes, each from a different galvanic cell, were determined…

A: The active electrode which is found to lose mass during redox reaction in a cell is termed as anode…

Q: A certain half-reaction has a standard reduction potential Ered =-0.96 V. An engineer proposes using…

A:

Q: Calculate for the standard cell potential, Eo, for the cell.

A: Answer

Q: Perchlorate is a serious problem in drinking water as it interfere with the functioning of thyroid…

A: Given information: Concentration of NaClO4 = 1.0*10-4 M Cell potential = -0.146 V After transferring…

Q: Why do electrolytic cells require an electricity source to operate? An electrolytic cell burns…

A: An electrolytic cell contains a cathode, an anode and an electrolytic solution. An external…

Q: Inert metal electrodes, such as platinum and gold, generate an electrode potential that responds to…

A: Inert metal electrodes are electrodes of inert metal, which doesn't take part in the electrochemical…

Q: What unit is used to measure the magnitude of electrical current? What unit is used to measure the…

A: The unit used to measure the magnitude of electrical current is Amperes.The unit used to measure the…

Q: A pathway by which counter ions can flow between the half-cells of a galvanic cell without the…

A: Salt bridge consists of U-tube glass rod filled with solution of KCl. It connects oxidation and…

Q: A galvanic (voltaic) cell consists of an electrode composed of magnesium in a 1.0 M magnesium ion…

A:

Q: A certain half-reaction has a standard reduction potential E=-1.33 V. An engineer proposes using…

A: Answer: For an electrical cell its cell potential will always be: E°cell=E°cathode-E°anode   Given…

Q: A student was asked to set-up a galvanic cell in the laboratory. He used two copper electrodes, one…

A:

Q: What is the standard cell potential of an electrochemical cell with the overall reaction below? Is…

A:

Q: A galvanic (voltaic) cell consists of an electrode composed of zinc in a 1.0 M1.0 M zinc ion…

A: In the given galvanic cell, we have electrodes as  1) electrode composed of zinc in a 1.0 M zinc ion…

Q: Which statement about standard reduction potentials is correct?   a. Standard reduction potentials…

A: In a half cell, the standard reduction potential is the potential difference between the electrode…

Q: Which of the following is true for a galvanic cell?

A: Galvanic cells is also known as voltaic cells, they are electrochemical cells in which…

Q: Inert metal electrodes, such as platinum and gold, generate an electrode potential that responds to…

A: Electrodes :-        Electrodes are the good conductor of electricity and these are mainly two type…

Q: A galvanic cell is an electrochemical cell in which a spontaneous chemical reaction can be used to…

A:

Q: In the electrochemical system, what is being described by the following?…

A: In this following question given some column match and explanation each other correct match give a…

Q: In a galvanic cell, the cathode is the positive electrode and the anode is the negative electrode,…

A: Anode is negative in electrochemical cell because it has a negative potential with respect to the…

Q: Which of the following is false regarding a voltaic/galvanic cell?   Oxidation occurs at the anode…

A:

Q: standard potential

A:

Q: .What happens to the standard cell potential of a battery when temperature increases? A.The…

A: The potential of an electrode to lose or gain electrons is referred to as its electrode potential.…

Q: Calculate the standard cell potential for this reaction.

A: Here, we have to find the standard cell potential for the given reaction using the standard…

Q: How does lowering the concentration of the solution in the anode affect the cell potential? How does…

A: A galvanic cell is a electrochemical cell. It supply electric through a redox reaction. It  is…

Q: what is the standard cell potential (in Volts) for a a galvanic cell that can do 567 kJ of work. The…

A: The solution is as follows :

Q: Calculate the cell potential given the standard reduction potentials for the half reactions of the…

A: Solution: We know at cathode reduction reaction occurs, so the half cell having highest value of…

Q: Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving…

A: The galvanic cell involves the conversion of the energy associated with the redox chemical reaction…

Q: A certain half-reaction has a standard reduction potential En=+0.45 V. An engineer proposes using…

A: Given, Ered=0.45 VEcell=1.40 V

Q: A certain half-reaction has a standard reduction potential Ered=-0.53 V. An engineer proposes using…

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

Q: How is the cell potential of an electrochemical cell related to the potentials of the half-cells?

A: An electrochemical cell or a galvanic cell is a device that can generate electricity due to the…

Q: Using the Standard Reduction Potential Table, use half-reaction potentials to identify whether the…

A:

Q: alculate the pH of a solution in which the hydrogen electrode is immersed, this gains a potential of…

A: To calculate the pH of a solution in which the hydrogen electrode is immersed, the potential…

Q: substance is being oxidized which is being reduced

A: Oxidation reaction: When any metal or elements losse electrons in a reaction or addition of oxygen…

Q: Use a table of Standard Reduction Potentials to predict if a reaction will occur between Fe metal…

A: For the reaction to occur , or cell will form then standard cell potential for the reaction should…

Q: standard reduction potential, standard oxidation potential, and standard cell potential. Explain…

A:

Q: A voltaic cell undergoes a .......................... cell reaction and has a…

A: Oxidation is the process that involved the loss of electrons and oxidized to cation.  Hence when a…

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: A certain half-reaction has a standard reduction potential Eed = +0.01 V. An engineer proposes using…

A: E˚cathode  is given as 0.01 V. E˚cell  is 1.00 V. Thus E˚anode can be calculated as follows:

Q: In an electroplating operation, the cell potential is sometimes 0 V. Why is zero potential possible…

A: In this question we need to illustrate the fact that cell potential for an electroplating cell can…

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: A galvanic (voltaic) cell consists of an electrode composed of nickel in a 1.0 M nickel(II) ion…

A: Standard potential for this cell, E°cell = E°cathode-E°anode  Now, E°(Ag+/Ag) = 0.80 V   E°(Ni2+/Ni)…

Q: Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving…

A: Aluminum nitrate = Al(NO3)3

Q: Calculate the standard free-energy change of a voltaic cell with a potential of 0.35 V under…

A: Given data: E0cell = 0.35V no of moles(n) = 2moles of electron formula used: ∆G0 = -nFE0cell  Where…

Q: Use a table of Standard Reduction Potentials to predict if a reaction will occur between Fe metal…

A: