Differences between voltaic and electrolytic electrochemical cells with an example of each.

Q: During a period of discharge of a lead–acid battery, 402 gof Pb from the anode is converted into…

A: Overall cell reaction is Pb(s) + PbO2(s) + 2H+ (aq) + 2HSO4- → 2 PbSO4 + 2H2O Where, 1 mol of Pb is…

Q: Discuss structural features of Standard Hydrogen Electrode (SHE). Using suitable reactions, explain…

A: A standard hydrogen electrode (SHE) is an electrode used as the reference electrode on all half-cell…

Q: Explain 3 applications of electrochemistry in common industrial processes and describe them in…

A: Electrochemistry is a branch of Chemistry in which different chemical changes take place by using…

Q: Answer the following questions by selecting the appropriate half-reaction. Assume that in each case…

A: NOTE : Since you've posted a question with multiple sub-parts,we'll solve first three sub-parts for…

Q: Given the hypothetical metal samples a, B, and y were placed in an electrochemical cell as…

A: Given:  Standard reduction potential of Y = -2.38 V  E°SRP is determined by trial 1 as it contains Y…

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

A: The call reaction at anode is, H2(g) ------> 2H+(aq) + 2e- Standerd cell potential of the cell =…

Q: Which of the following statement/s is/are TRUE? Electrochemistry deals with the physical and…

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Q: Enter your answer in the provided box. Consider the following electrochemical cell in, for which E°…

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Q: Write in detail about the use of zinc as a “sacrificial anode” to minimise the corrosion of iron and…

A: Given :  zinc metal  To find : How zinc metal is used as sacrifical anode.  Solution : As we know…

Q: Q2 (a) What is the IUPAC name of C4H8? Provide brief explanation. (b) Differentiate between weak and…

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Q: During the discharge of an alkaline battery, 4.50 g of Znis consumed at the anode of the battery.…

A: Faraday's Law of Electrolysis: The Faraday's law of electrolysis states that the amount of electric…

Q: (a) Calculate the half-cell potential for the reaction O2(g) + 4 H3O* (aq) + 4 e¯ → 6 H;0(€) at pH 7…

A: Standard electrode potential is the “potential that is measured by taking SHE on the other side”.…

Q: Q1/ Describe the activation and concentration polarization? Q2/ What is the trans passive region in…

A: 1) Activation polarization = It is a potential difference in excess of the equilibrium value…

Q: Nitrate ion substitutes for oxygen as an electron acceptor in the biodegradation of organic matter,…

A: The given equation is, 2NO3-+12H++10e-→N2+6H2O Pressure = 1.00 atm. Temperature = 298 K. Molar mass…

Q: How long(in hours) would be required for the electroplating of 78g of platinum from a solution of…

A: Mass of platinum required for electroplating = 78 g  Molar mass of platinum = 195.08 g/mol  Number…

Q: . Appreciate the practical applications of electrolysis.

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

Q: Which of the following is NOT an attribute of a reference electrode? constant and insensitive to the…

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Q: 3) Construct two electrochemical cells such that the EMF of the cells are less than +0.513 V.  a.…

A: A question to construct two electrochemical cells with the conditions specified.

Q: Although the hydrogen electrode may be conceptually the simplest electrode and is the basis for the…

A: Dear student this question is related to electrochemistry.

Q: Discuss design features of Standard Hydrogen Electrode (SHE). Using suitable diagram explain how SHE…

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Q: a. What is the cell notation of the set-up? b. What is the standard cell potential?

A: Here we have to write the cell notation and to calculate standard cell potential of the following…

Q: Calculate the minimum voltage in volts required to drive the electrolysis reaction of molten LiCl by…

A: The half-cell reactions are: Anode: Li(s) -----> Li+ + e- Eº = -3.03V Cathode: Cl2 + 2e-…

Q: Write the reaction taking place on the electroplating cell of nickel and graphite electrodes

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Q: Determine the mass of Al2(SO4)3 required to prepare 0.01N solution in 100 ml volume. Compare the…

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Q: At what pH will hydrogen electrode at 298 K show an electrode potential of-0.118 V, when Hydrogen…

A: The cell potential is usually measured in volts and is defined as the potential difference between…

Q: 5.16 Estimate through use of reaction energetics the yield coefficient Y in grams cells

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Q: • The siandard reaction free energy AG". • The equilibrium constant K at 25.0 °C. • The cell…

A: Gibbs free energy of a reaction is related with its equilibrium constant K  by the equation, ∆G =…

Q: How many liters of O2 at 298 K and 1.00 bar are produced in 2.75 hr in an electrolytic cell…

A: given: Pressure (P) = 1.00 bar temperature (T) = 298 K Time (t) = 2.75 hour x 3600 = 9900 sec…

Q: A cell is constructed by coupling a Zinc electrode dipped in0.5M ZnSO4 and a Nickel electrode dipped…

A: Given concentration of Zn2+ is 0.5M.          concentration of Ni+2 is 0.05M Standard reduction…

Q: Determining molar mass by electrolysis. An electrolysis cell containing MSO4 solution is operated…

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Q: Discuss design features of Standard Hydrogen Electrode (SHE). Using suitable diagram explain how SHE…

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Q: 1.) A sodium sulfate solution was electrolyzed using inert Pt electrodes. The cathode reaction was…

A: As per our guidelines, we are supposed to answer only one question so kindly repost the other as…

Q: Calculate the theoretical potential at 25°C needed to initiate the deposition of copper from a…

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Q: (a) Predict the products of electrolysis in each of the following:(i) An aqueous solution of AgNO3…

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

Q: A Cu electrode is immersed in a solution that is 1.00 Min [Cu(NH3)4]2+ and 1.00 M in NH3. When the…

A: The process is : 2H+(aq)+Cu(s)+NH3(aq)→H2(g)+[Cu(NH3)4]2+ The Nernst equation is,…

Q: Sketch a galvanic cell containing Cd electrode in a 1.0 M CdNO3)2 solution and a Cr electrode in a…

A: The given electrodes are Cd/Cd2+ and Cr/Cr3+. The electrodes are Cd/Cd2+, E° = -0.40 VCr/Cr3+, E° =…

Q: Given the hypothetical metal samples a, B, and y were placed in an electrochemical cell as…

A: Answer: Standard cell potential can always be calculated using standard half cell reduction…

Q: What mass of Ni²* is produced in solution by passing a current of 67.0 A for a period of 14.0h,…

A: In the given question we have to calculate the mass of Ni2+ ion.  the given data are, Time = 14.0…

Q: (a) A Cr* (aq) solution is electrolyzed, using a current of 7.60 A. What mass of Cr(s) is plated out…

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Q: The cell in Figure  could be used to provide a measureof the pH in the cathode half-cell. Calculate…

A: In the given cell, Cathode (Reduction half): 2H+(aq) + 2e- → H2(g)Anode (Oxidation half): Zn(s) →…

Q: An indicator electrode is an electrode A. whose potential is known, constant and independent of the…

A: An indicator electrode is an electrode:

Q: For ferricyanide determination by voltammetry, 20 mL of non-electroactive KCl solution is added to…

A: Molarity = No of moles / Volume (L) Also, No of moles = Molarity * Volume (L)

Q: The following statements are true for Amperostatic Cuolometric Methods of analysis except - in…

A: Solutions- We have to choose correct sentences.

Q: The equilibrium constant K for the overall reaction that takes place in the cell Pt|Sn2+,…

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Q: Indicate which of the following metals could provide cathodic protec- tion to iron, Al, Cu, Ni, Zn.…

A: Cathodic protection is a technique based on the reduction potential of the metals and used to…

Q: How does change of concentration in the electrolyte around anode, and change of concentration in the…

A: The considered reaction is shown below where at the cathode, copper is present and at the anode zinc…

Q: How does change of concentration in the electrolyte around anode, and change of concentration in the…

A: The Nernst equation is used to calculated Ecell of the cell and direction of the spontaneity of the…

Q: Given the hypothetical metal samples a, B. and y were placed in an electrochemical cell as…

A: E°alpha = ? E°gamma = -2.38 V

Q: An unstirred solution of 2.00 M NaCl was electrolyzed for a period of 28.9 min and then titrated…

A: Concentration of NaCl = 2M Time duration of electrolysis = 28.9min Concentration of HCl = 0.314M…