Q1. Calculate of corrosion rate in mpy of iron by linear polarization technique if AO-12 mv, Iapp 8 uA/cm, Ba-0.26 V and Be-0.21 V.

Q: pestion 18 of 18 A current of 4.12 A is passed through a Ni(NO,), solution. How long, in hours,…

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Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

A: Given data :  Electrode potential of Ag/AgCl = 0.197 V Ecell = -1.079 V Standard reduction potential…

Q: Calculate the time required for a constant current of 0.967 A to deposit 0.388 g of Tl(III) as Tl(s)…

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Q: The corrosion rate of plate 100 cm of steel (Aromic massuss B45 g/mole, density 78 g/cm) is equal to…

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Q: 3 Briefly explain why, for a small anode-to cathode area ratic the corrosion rate will be higher…

A: Explain why, for a small anode to cathode area ratio ,the corrosion rate will be higher than for a…

Q: Given the following standard electrode potentials for the following half cells Cd (ag) / Cdo --0.40V…

A: Given,     standard electrode potentials of    Cd+2(aq) / Cd(s) = -0.40V…

Q: An electro chemi cal cell is set up electrode with co pper CusO4 (ag) and 1.0 mol IL Pb (NO,)z caq)…

A: A numerical problem based on electrochemistry, which is to be accomplished.

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: Electrodes used in electrocardiography are disposable, andmany incorporate silver. The metal is…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: 5. A solution containing Pt4+ is electrolyzed with a current of 4.00 A. how long will it take to…

A: From the given molarity and volume, number of moles can be calculated. Then, the mass can be…

Q: Given the following standard electrode potentials for the following half cells Cd (ng) / Cd) =-0.40V…

A: The standard electrode potential of the cadmium and nickel electrode is as follows: Cd2+aq|Cds =…

Q: Consider the half reactions shown below with their associated standard reduction potentials at 25 ∘C…

A: First of all we have to calculate the cell potential of the overall reaction.

Q: 3+ Ered for Fe fe and Fe /fe half cells ave -044V and+o-77 V then what will respoctivaly E for…

A: Here the reduction potentials of some half cell are given and we have to use these half cells to…

Q: At 25 C, a titration of 15.00 mL of a 0.0560 M AgNO, solution with a 0.0280 M Nal solution is…

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Q: A cell is prepared by dipping a copper rod in 0.01 M CuSO4 solution and zinc rod in 0.02 M of ZnSO4…

A: Given :  E°Zn+2/Zn  = -0.76 V  E°Cu+2/Cu = 0.34 V  [CuSO4] = 0.01 M  [ZnSO4] = 0.02 M

Q: 4. A solution containing 0.25M copper phosphate solution containing a 2.0M H ions were subjected to…

A: Given the molarity of aqueous copper phosphate, Cu3(PO4)2 = 0.25 M Each Cu3(PO4)2 has 3 Cu2+(aq)…

Q: Q12/ A nickel electrode is corroding in a deaerated electrolyte which has a pH of 3.0 and a…

A: The given anodic and cathodic reactions are as follows: Anodic reaction: Ni →Ni2++2e-Cathodic…

Q: Calculate the emf of the cell at 25°C made by coupling electrodes cr/cr** & Au/Au+++. Given are 0.5…

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Q: Devise an electromotive force cell for which the cell reaction is AgBr(s) Û Ag+ + Br- Calculate the…

A: Answer: Standard cell potential for the given cell reaction will be:…

Q: Q3:- In a linear polarization experiment to iron corrosion in HCI, a current increase(Aicorr) of…

A: Given that in a linear polarization Experiment e vortage Increase (E) is 4 mV Current Increase (I)…

Q: - Anant Gyan Date Page uth what is ithe cell Voltage when the following half-reactions ane commbined…

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Q: 3.53 L of 0.362 M  solution are electrolyzed (Cu is plated out of solution as metal.) A current of…

A: NOTE: Assuming that the solution contains Cu2+ ions and the concentration data given is for the Cu2+…

Q: Corrosion rate = 38.6 10 -6 A/cm 2, of oxygen Conv. The result to mm/year

A: Corrosion rate is defined as the speed by which any metal deteriorates in a specific environment. Or…

Q: At 25 °C, a titration of 15.00 mL of a 0.0200 M AGNO, solution with a 0.0100 M NaI solution is…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A Hg working reactiois WIII occur on the electrode when the electrode potential is scanned from 0.0V…

A: As the electrode potential is scanned from 0 to -0.50V . From 0 to -0.30V the reduction potential of…

Q: 7 The potential measured by the lead ion selective electrode immersed in a solution containing 100.0…

A: The equation that represents the relationship between the potential of an electrochemical reaction…

Q: 2. a platinum electrode immersed in a solution that is 0.0400 M in Fe2SO4 and 0.00915 M in Fe2(SO4)3…

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Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: A solution containing Pt*+ is electrolyzed with a current of 5.20 A. How long will it take to plate…

A: Using the formula for mass deposition.  Mass deposited = Zit/nF Where,  Z = molar mass = 195.084…

Q: grams of Ag would be deposited by supplying an electric current of 0.50 A for 30 min

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Q: How many Faraday is needed to deposit 5 moles of Aluminium (AI) from AICI, solution using electro…

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Q: are controlled by activation and I calculate A-both E Corr polarization .Use the data given below to…

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Q: For the re the followi MnO4 + (a) What i Mn in MnC

A: Oxidation number is the partial or imaginary charge present on an atom in the compound.  a) +7 b) +4…

Q: At 25 °C, a titration of 15.00 mL of a 0.0560 M AgNO3 solution with a 0.0280 M Nal solution is…

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Q: -5. Determine the amount of current (A) needed to deposit 350 mg. of Au from a solution of AuC13 in…

A: According to Faraday's law of electrolysis, the amount of salt deposited on an electrode is directly…

Q: 104. A solution containing Pt+ is electrolyzed with a current of 4.00 A. How long will it take to…

A: Current = 4 AVolume of Solution = 0.50 LMolarity of Solution = 0.01 Mmoles of Pt4+ = Molarity of…

Q: Calculate the time (minutes) required for a constant current of 0.750 A to deposit 0.270 g of cobalt…

A: Given,  The time (minutes) required for a constant current of 0.750 A to deposit 0.270 g of cobalt…

Q: 3. Solving time of electrolytic process. How long will it take for 1.25 L of a 1.0 M CUSO4 solution…

A: As per the rules, I am answering the first question in the multiple questions. If you want to be…

Q: Example 8 Calculate the corrosion rate in mpy of Al specimen (5 cm) immersion in aqueous solution…

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Q: .Dependence of emf on concentration | Nernst equation Given: Cr3+(aq)+3e-Cr(s); E= -0.74V…

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Q: | Questions sohution of 100 mmol/L KC is separates very permeable to K lons, but imperma on (sign)…

A: Will give an answer for q.1  Please raise 2nd question separately.

Q: A 215 mL sample of a 0.500 M NaCl solution with an initial pHof 7.00 is subjected to electrolysis.…

A: In 15 Minutes, 10.0 mL portion (or aliquot) of the solution is removed from the cell andtitrated…

Q: To improve conductivity in the electroplating of automo-bile bumpers, a thin coating of copper…

A: a) The mass of copper has to be determined, The half-reaction can be written as, Cu2+(aq)+2e-→Cu(s)…

Q: 61 + Cr2O,²- + 14H* → 312 + 2Cr³* + 7H2O +0,54 V -0,54 V +0,18 V -0,18 V +2,12 V

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Q: In order to calculate activity of Al in Al-Zn alloy, the following cell was established. Al(s) I…

A: The Anode reaction is: Al → Al+3 + 3e- The cathodic reaction is not considered because all the…

Q: 10 16 18 19 20 26 (27 (28 29 « < Half-Reaction Standard Reduction Potentlal, E" (V) Ag+ (ag) + e-…

A: Given that: The cell is made of Pb.Pb(NO3)2 and Cu.Cu(NO3)2 half cells. To find, which among the…

Q: 2) A 90.00 mL solution, density = 1.0582 g/mL, with a AG = specif ic heat of 4.079 J/(GC), increased…

A: Answer: In this a spontaneous reaction between Al and copper ion is taking place and we have to…

Q: plate with with a layer this take to accomplish usina an AUCN solution at a current of 5.20 Amps,…

A: Given: Area of surface to be electroplated = 500 cm2 Thickness of plating = 0.01 cm So, volume of…