4. An electrolysis cell that deposits gold (from Au*(aq) operates for 15 minutes at a current of 2.30 A. What mass of gold is deposited? At. Wt of Gold = 197g/mol %3D

Q: . Iron metal corrodes when exposed to a moist atmosphere. The methods we have to protect iron…

A: Corrosion is defined as the process of reaction of iron when it comes in presence of atmospheric…

Q: A metallic object to be plated with copper is placed in a solution of CuSO.. What mass of copper…

A: Given,  Current, I = 0.22 amp  Time, t = 1.5 hours               = 5400 sec  Molar mass of Cu =…

Q: A certain half-reaction has a standard reduction potential Ed-0.09 V. An engineer proposes using…

A: The question is based on the concept of electrochemistry. we need to identify the cell reaction…

Q: Consider a galvanic cell based in the reaction Fe2+ + Cr2O72– → Fe3+ + Cr3+ in acidic solution.…

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Q: Is there a minimum standard reduction potential that the half-reaction used at the anode of this…

A: Eocathode = -1.17 V Eocell = 1.00 V

Q: A current is passed through a solution of copper(II) sul- fate long enough to deposit 14.5 g of…

A:

Q: 6. A 1M aqueous solution of chromium (I) bromide will be electrolyzed to "chrome plate" a faucet.…

A: As per the Faraday's 1st law of electrolysis: w=ZIt      ----(1)where,w = weight of the substance…

Q: Is there a minimum standard reduction potential that the half-reaction used at the anode of this…

A: Well, we will use the given condition to calculate the reduction potential of anode. And we know…

Q: A certa.. .f-reaction has a standard reduction potential E=+1.23 V. An engineer proposes using this…

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Q: Electroplating is a way to coat a complex metal object with a very thin (and hence inexpensive)…

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Q: An electrolysis cell that deposits gold (from Au*(a)) operates for 15 minutes at a current of 2.30…

A:

Q: An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.3 ampere current. What…

A: We have following reaction Ni2+ +2e ---> Ni(s) moles of electrons required to form 1 mole Ni(s)=2…

Q: A certain half-reaction has a standard reduction potential Ered -0.59 V. An engineer proposes using…

A: Answer:Galvanic cell is a type of electrochemical cell that converts chemical energy into electrical…

Q: current of 0.500 A flows through a cell containing Cd(II) for 10.0 minutes. Calculate the maximum…

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Q: The electrochemical cell is given: in the picture. Which of these changes will increase the cell…

A: A .Cell potential is given by Ecell= E°cell-0.059/2 lnQ.

Q: 21). The electrolysis of a gold nitrate Au(NO3)3 solution to get gold metal is carried out using a…

A: Since the salt Au(NO3)3 has Au3+ ions. Hence the electrolysis reaction taking place is Au3+ (aq) + 3…

Q: An galvanic cell is created using U3+/U and Mg2+/Mg For this cell answer the following.   b.)…

A: Given: Reactions involved : U3+(aq) + 3e- ---> U(s)    Mg(s) -->Mg2+(aq) + 2e-     Time = 2250…

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: An electroplating solution contains vanadium (50.9415 g/mol), which is a metallic element that can…

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Q: . A manufacturing company wants to deposit 450µg of elemental gold onto a base metal substrate. What…

A: Required current can be figure out if know total charge required for depositing the gold.

Q: A certain half-reaction has a standard reduction potential E red =-1.12 V. An engineer proposes…

A: Ecell : Ecell is the cell potential at non standard state conditions. You can use the Nernst…

Q: A certain half-reaction has a standard reduction potential Ered = -0.08 V. An engineer proposes…

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Q: 1. Fischl, a scientist from Mondstadt specializing in electrochemistry, performed an electrolytic…

A: Given: The mass of metal deposited = 9.701 g. The current passed, (i) = 1.500 A. The time of passage…

Q: An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.8 ampere current. What…

A: Given,  An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.8 ampere current.…

Q: A current of 4.48 A is passed through a Fe(NO,)2 solution. How long, in hours, would this current…

A: Given, Amperes of current passed =4.48 A Solution = Fe(NO3)2 Iron plated = 6.30 g

Q: How much current should pass through

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Q: NetID: 21. Electrolysis can be a convenient way to remove a metal from a solution of multiple ions.…

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Q: A 0.1 M aqueous CaCl, solution is electrolyzed by usina inert electrodes. If 1.25 ampere current is…

A: At cathode this reaction is taking place,Ca2+  +  2e-   →  Ca  Calculate the charge first,Q = it and…

Q: A certain half-reaction has a standard reduction potential Ered = -1.01 V. An engineer proposes…

A: The objective of this question is to determine the minimum and maximum standard reduction potentials…

Q: A current of 0.500 A flows through a cell containing Cd(II) for 10.0 minutes. Calculate the maximum…

A: During electrolysis cadmium deposited as solid. The mass or moles of metal deposited can be…

Q: The passage of a current of 0.750 A for 25.0 min deposited 0.369 g of copper from a CuSO, solution.…

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Q: . An electrochemical cell consist of 0.2715 Ibs of MnO2, and 0.2524 Ibs of PbO2. A current flow…

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Q: When an aqueous solution of CuSO, is electrolyzed copper metal is deposited. If a constant current…

A: