Would you be able to explain Thermodynamics of Electrochemical cells (∆G and Ecell).

Q: Why is it necessary to use the standard hydrogen half-cell as a reference when calculating standard…

A: Given statement is :  Why is it necessary to use the standard hydrogen half-cell as a reference when…

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: What is the calculated value of the cell potential at 298 K for an electrochemical cell with the…

A: Given: The overall cell reaction will be as follows: 2H+(aq) + Zn(s)---------> H2(g) + Zn2+(aq).…

Q: Using the information from the table below, calculate the Nernst Potential for Na+, K+, Ca+2, Cl-.…

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Q: Consider the following cell reaction: Fe(s) + 2 H*(? M)→FE²*(1.00 M)+ H2(g)(1.00 atm) - If the cell…

A: Given: A cell reaction: Fes + 2H+?M → Fe2+1.00M + H2g1.00atm Temperature = 298K Cell potential =…

Q: Give an interpretation of a cell potential with a non-spontaneous reaction and a positive ΔG value

A: The relation between Gibbs free energy and Cell potential is as follows, ∆G°=-nFEcell° where, n is…

Q: Consider the following reaction at 298K. 2Fe³+ (aq) + Fe(s) 2Fe2+ (aq) + Fe²+ (aq) The standard…

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Q: Calculate the standard free-energy change at 298K for the zinc-copper voltaic cell, which has a…

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Q: Which reference electrode is used to measure the electrode potential of other electrodes?

A: A reference electrode is an electrode which has a stable and well known electrode potential.

Q: Consider the galvanic cell constructed with the following materials Zn electrode Zn(NO3)2(aq), Fe…

A: An electrochemical cell that converts the energy of spontaneous redox chemical reactions to…

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

A: The Nernst equation at 298 K is as follows,                                     E = Eo - 0.0592n…

Q: For the reaction, 8H+ +5 Fe2+ +MnO, → Mn2+ + 5 Fe3+ + 4H2O what will have the biggest effect on the…

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Q: How long (in hours) must a current of 4.61 amps be passed to produce 79.5 g of copper metal from a…

A: Given:: Current i= 4.61 A  Mass of Cu = 79.5 g  Molar mass of Cu= 63.55 g mol-1 Time t= ?

Q: How long, in hours, must a current of 5.00 A be applied to a solution of Ag+ to produce 10.5 grams…

A: From the combination of Faraday's first and second law, we have : m = ItM/Fz  Or, t = mFz/IM ...(1)…

Q: Calculate the free energy, ΔG°, (kJ/mol) for the galvanic cell performing the following reaction as…

A: The cell reaction given is V + Sr2+ → Sr + V2+ Temperature, T = 25 °C = (25 + 273.15) K = 298.15 K…

Q: using carbon electrodes anode and cathode. i) Calculate the volume of gas evolved at anode (at…

A: We will calculate volume of gas at STP

Q: Consider the following reaction at 298K. Hg2+ (aq) + Zn(s)→→→→→→ Hg({) + Zn²+ (aq) The standard…

A: The equation ∆G∘ = -nFE∘Cell can also be used to calculate the potential of half-cell by addition or…

Q: 1. Calculate the emf generated, Gibbs Free-Energy and the standard Gibbs Free-Energy by the cell in…

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Q: Consider the following equation, if the cell potential is 1.136 V at 25∘ C, determine the standard…

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Q: Distinguish between galvanic, electrolytic, and fuel cells. Explain why salt bridges are routinely…

A: Galvanic cells: These types of cells are used in a spontaneous reaction to generate a potential…

Q: Use the Nernst equation to calculate the cell potential, Ecell, for a galvanic cell consisting of…

A: Electrons flow from anode to cathode in a galvanic cell.  In order to prevent the build-up of…

Q: Calculate the theoretical cell potential of the following cell. If the cell is short-circuited,…

A: The given cell notation is: Ag(s)|Ag+(aq)(0.0575 M) || H+(aq)(0.0333 M)| O2(g)(1.12 atm), Pt The…

Q: A solution of NaCl is neutral, with an expected PH of 7. If electrolysis was carried out on 500 mL…

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Q: Explain the following relationships: Delta G and w, cell potential and w, cell potential and Delta…

A: The equations for the relationship between Delta G and w, cell potential and w, cell potential and…

Q: Consider the following reaction at 298K. 2+ Hg (aq) + H2(g) Hg(f) + 2H*(aq) The standard Gibbs free…

A: Hg2+ (aq)  +  H2(g)   →  Hg(l)  + 2H+ (aq)Oxidation half cellH2(g)   →2 H+(aq)+ 2 e-Reduction half…

Q: When building a galvanic cell, what is the importance of the molecule in the anode vs the cathode.…

A: Galvanic cell converts chemical energy into electrical energy. Here Zn rod is dipped in ZnSO4…

Q: Calculate the free energy, AG°, (kJ/mol) for the galvanic cell performing the following reaction as…

A: Oxidation is the loss of electrons. Reduction is the gain of electrons. The reactions where…

Q: Calculate the standard cell potential, standard free energy change, and equilibrium constant for the…

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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: How long, in minutes, will it take to produce 370.0 g of pure lithium by running a current of 330 A…

A: Given, Current passing = 330 A Mass of Li = 370.0 g  Molar mass of Li = 6.94 g/mol

Q: d.) Calculate the standard free energy change, AG cel, for the battery. F = 9.65 x 104 C/mol e.)…

A: Given :  Ag+(aq) + e- -----> Ag(s)  E° = 0.80 V  Cd+2(aq) + 2e- ------> Cd(s)  E° = -0.40 V…

Q: Explain Standard Electrode Potentials?

A: If the temperature is 298 K and the pressure is 1 atm,then these are known to be the standard…

Q: Use your knowledge of redox and equilibrium to derive an expression for Keq in terms of E°cell for a…

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Q: Calculate the actual cell potential if you have a 1 M solution of MgSO4, but only a 0.5 M solution…

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Q: The free energy change for the following reaction at 25 °C, when [Cd2+] = 3.67×10-3 M and [Ag+] =…

A: Answer:- This question is answered by using the simple concept of calculation cell potential using…

Q: Calculate the standard cell potential, ?∘cell,Ecell∘, for the equation…

A: Since the cell potentials for the half reactions are as Sn(s)  -----> Sn2+ (aq) + 2 e-…

Q: Write the cell notation for an electrochemical cell consisting of an anode where Co (s) is oxidized…

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Q: 3. For the reaction: Zn(s) + 2Ag (aq)-Zn2(aq) 2Ag(s).. a. Determine the standard cell potential. b.…

A: Standard cell potential: E°cell =E°reduction -E°oxidation Where E°reduction = standard reduction…

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: 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: Consider the following cell reaction: Mn(s) + 2 H*(? M) –→MN2*(1.00 M) + H2(g)(1.00 atm) If the cell…

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Q: The particle diagrams above represent NaCl(1) and its decomposition into Na(l) and Cl2(g) in an…

A: Electrolysis is the process in which a chemical reaction occurs with the help of electric voltage.

Q: Molten CaCl₂ can be electrolyzed to form metallic Ca. For what duration should an electrolysis be…

A: Faraday's first law :-  It states that, the amount of the substance deposited at the electrode is…

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

A: Answer: 5.36 hr

Q: Copper metal (63.55 g/mol) is purified by electrolysis. How much copper metal (in grams) could be…

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Q: Consider the following cell reaction: Fe(s) + 2 H*(? M) "(1.00 M) + H2(g)(1.00 atm) If the cell…

A: Since you have asked multiple question, we will solve the first question for you as per our…

Q: Cu"taa) Sn (aa) Cus Consider a cell: Sn in which the concentration of [Cu2*] and (Sn2] are both 2M.…

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Q: Calculate the theoretical cell potential of the following cells. If the cell is short-circuited,…

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Q: A Ni Ni 2+Ag Ag + galvanic cell is constructed in which the standard cell potential is 1.03 V.…

A: cell potential = 1.03 V wt of silver deposited= 1g  Free energy :  The maximum work a system can…