a galvanic cell is constructed from a standard hydrogen electrode and from another hydrogen electrode immersed in a solution with pH = 12.Which electrode does oxidation occur and which electrode does reduction occur? Calculate the electromotive force.

Q: Calculate the cell potential of Cu-Fe galvanic cell at the following conditions: i) Standard…

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Q: A galvanic cell consists of a cathode with a cadmium electrode in a 0.252 M solution of Cd(NO3)2 and…

A: The concentration of cadmium ions at anode is equal to the concentration of cadmium nitrate solution…

Q: >Why do some electrochemical cells employ inert electrodes such as platinum?

A: In some redox reactions, may be one of the reactant or product and sometimes both reactant and…

Q: Use the tabulated electrode potentials to calculate K for the oxidation of iron by H++ (at 25°C):…

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Q: Calculate the potential of the following cells: a. a galvanic cell consisting of lead electrode…

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Q: A galvanic cell consists of a cathode with a nickel electrode in a 0.186 M solution of Ni(NO3)2 and…

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Q: 5. Calculate the standard cell potential, E cell, for each electrochemical cell at 298K if Keg=1.38…

A: Given data contains, Temperature is 298K. Keq=1.38×10-5n=2

Q: Suppose that you want to construct a voltaic cell from nickel and cadmium for a chemistry project.…

A: Given data,Molarity of Cd2+=0.01ME=0.17V

Q: How long must a constant current of 50.0 A be passed through an electrolytic cell containing aqueous…

A: The balanced chemical equation for the reduction of copper is: Thus, for the production of 1 mole…

Q: Under standard conditions, the ΔGo of the reactants for a given redox reaction is measured to be…

A: Since the relationship between the Eocell and the ΔGo is given by  ΔGocell = -nFEocell  where n =…

Q: How much Ca will be produced in an electrolytic cell of molten CaCl2 if a current of 0.452 A is…

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Q: Write the cell diagram for a galvanic cell consisting of an Al electrode placed in a 1 M Al(NO3)3…

A: Given:-           Al electrode placed in IM AlNO33 solution          Ag electrode placed in IM…

Q: Calculate the standard emf of a cell that uses the Mg/Mg2+ and  Cu/Cu2+ half-cell reaction at 25°C.…

A: From Electrochemical series- we have standard reduction potential of Mg2+/Mg and Cu2+/Cu are -2.52V…

Q: The salt bridge in a galvanic cell allows the soltuions in the half cells to remain electrically…

A: In this question, we have to choose the correct option regarding salt bridge.

Q: Given the schematic representation Cd | Cd2+ (1 M) || Ag+ (1 M) | Ag,  write the overall cell…

A: A voltaic cell is an example of electrochemical cell. It uses a chemical reaction to produce…

Q: Given the standard cell potential for this cell is 0.115 V, and the measured cell potential is…

A: The standard reduction potential is measured under the following conditions as the 298 K…

Q: For the following reactions, determine the standard cell potential, the cell potential, ΔG and ΔG°…

A: a)

Q: Describe the standard hydrogen electrode (SHE) and explain its use in determining standard electrode…

A: For a half-cell, we cannot measure the potential directly. We can only measure the overall potential…

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

A: Here we are required to find the standard cell potential of the given electrochemical reaction

Q: Consider a battery made from one half-cell that consists of a copper electrode in 1 M CuSO4 solution…

A: Every battery can be considered as voltaic cell. At anode, oxidation takes place and at cathode,…

Q: In a galvanic cell, a full redox reaction takes place, one half-reaction at each electrode. How is…

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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: In one process used for electroplating silver, a current of 10.23 A was passed through an…

A: Dear student, this question is related to electroplating process.

Q: For the reduction of MnO,¯ to Mn²* in aqueous acid, ɛ° = 1.51 v. For the reduction of I, to 21- in…

A: Answer:- This question is answered by using the simple concept of electrochemistry which involves…

Q: The following half-cells are on the left and coupled with the standard hydrogen electrode on the…

A: Soln

Q: Calculate the standard cell potential of the following cell at 25°C:

A: From electrochemical cells standard reduction potential (SRP) values of Pd and Cu electrodes are…

Q: What does a negative standard cell potential imply about the reaction?

A: The potential difference between the cathode and anode half cell under the standard conditions of…

Q: A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is…

A: The electrode which has less negative reduction potential will act as a cathode and will undergo…

Q: ulate the potential of the following cells: a galvanic cell consisting of a lead electrode on the…

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Q: Use the standard half cell potentials listed below to calculate the standard cell potential for the…

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Q: How are standard electrode potentials measured?

A: Standard electrode potential is referred to Eo of a cell and is in an electrochemical cell at a…

Q: The Nickel-Cadmium battery cell has a standard potential of 1.2 V. What is the standard free energy…

A: The relation between Gibbs free energy change and emf of cell is given by,  ∆G = -n F Ecell Ecell is…

Q: For the galvanic cell  2Ag+ + Cr  →  2Ag + Cr2+,  which equation allows you to correctly calculate…

A: E°cell = 2.5122 V

Q: A voltaic cell employs the following redox reaction: 2 Fe³+ (aq) +3 Mg (s) → 2 Fe (s) +3 Mg²+ (aq)…

A: Given- 2Fe+3 (aq) + 3 Mg (s)  → 2Fe (s) + 3 Mg2+(aq)   Oxidation half reaction = 3 Mg (s) →3…

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

A: Answer: the standard potential for this cell at 25°C is 1.96 V.

Q: A galvanic cell is made using a Cu/Cu2 (1.0 M) electrode and an Fe/Fe2 (1.O M) electrode. What is…

A: Standard electrode potential is defined as " The value of the standard emf of a cell in which…

Q: Draw a galvanic cell consisting of a chromium and cobalt electrode and calculate the standard cell…

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Q: A galvanic cell is made up of one electrode consisting of a copper metal immersed in 0.00500 M…

A: Given,  A galvanic cell is made up of one electrode consisting of a copper metal immersed in 0.00500…

Q: Explain the fundamental redox reactions that occur in this battery and calculate the theoretical…

A: In Zinc silver cell there is two half cell reactions occurs :

Q: Balance the following reaction. Calculate the cell potential and the Gibbs free energy of the…

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Q: At 298 K a cell reaction has a standard emf of +0.18 V. The equilibrium constant for the cell…

A: Since the relationship between equilibrium constant and cell emf is given by  nFE = RTln(k) where n…

Q: Balance the following reactions. Calculate the cell potential and the Gibbs free ener these…

A: The question is based on concept of electrochemistry. we have been given a cell. We have   to…

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

A: Here we are required to find the cell potential of the electrochemical cell reaction

Q: A student does an experiment to determine the molar solubility of lead(II) bromide. She constructs a…

A: Electrochemical Potential is the chemical potential of the cell generated through the means of…

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

A: Electroplating is the process of coating metal using an electric current. This is mainly for the…

Q: A particular galvanic cell has a standard cell potential of Eocell = 0.62 V. If the Eo of the…

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Q: A voltaic cell is set up with an aluminum electrode in a 0.025 mol/L AlI(NO3)3 aqueous solution and…

A: A numerical problem based on determination of cell potential.

Q: A student does an experiment to determine the molar solubility of lead(II) bromide. He constructs a…

A: Given information: Concentration of lead nitrate = 0.821 M Cell Potential E°Cell = 5.60 × 10-2 V…

Q: Calculate the cell potential for a galvanic cell in which the following reactions take place:…

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