In galvanic cells, the following must be followed to have a spontaneous reaction between Mg and Fe, which of the following is TRUE?

Q: The galvanic cell illustrated above was constructed using a salt bridge containing KNO3. A second…

A: Salt bridge simply connect the oxidation and reduction half cells. It play role in electroneutality…

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: Which of the following has the greatest tendency to be oxidized? (You may consult a table of…

A: Redox reaction :  The chemical reaction in which reduction and oxidation takesplace simultaneously…

Q: A molten binary salt, Cal2, is electrolyzed. Write the half reactions that occur and identify which…

A: The binary salt given is CaI2  hence it has cation Ca2+ and anions I-

Q: For the reaction : Als) / Al® aq) // Mg*?«aq) / Mg(s) the amount of cell potential produced is and…

A: The reaction :  Al(s) | Al3+(aq) || Mg2+(aq) | Mg(s)  Amount of cell potential produced = ?…

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A: In a galvanic cell, the half cell in which oxidation takes place is called anode and it has a…

Q: (a) Based on standard reduction potentials, would youexpect copper metal to oxidize under standard…

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Q: cathode when coupled with a SHE in a galvanic cell. (Hint: What units are required Calculate the…

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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: 3. The passage of a current of 0.750 A for 25.0 min deposited 0.369 g of copper from a Cuso,…

A: The Faraday's laws are the main concepts of electrochemistry.  The first law shows  the connection…

Q: Between the galvanic couple Pb and Al, which metal is the cathode?

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Q: A galvanic cell consists of Mg anode in a 1.0 M Mg(NO,), and Al cathode in a 1.0 M AI(NO,), solution…

A: The electrical energy can be calculated by using Nerst Equation

Q: a galvanic cell is constructed from a standard hydrogen electrode and from another hydrogen…

A: Given, A galvanic cell is constructed from a standard hydrogen electrode and from another hydrogen…

Q: In a galvanic cell, Q = 0.0050 and K = 1.2E4. Based on these values, Ecell is and E'cll is positive…

A: From the given data, we have to identify the signs of Ecell and E°cell

Q: Enter your answer in the provided box. What is the standard emf of a galvanic cell made of a Cd…

A: Since concentration of both solutions is 1.0M (standard conditions) , emf of cell will be equal to…

Q: If the potential of a Zn-H+cell is 0.45V at 25 degrees C when[Zn]-1.0M and PH2=1.0 atm, what is the…

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Q: Calculate the standard state cell potential for the reaction below given the standard reduction…

A: To solve this problem we need to write the oxidation half and reduction half reaction and  According…

Q: If a galvanic cell is constructed using Au3+ and Al3+, which ion will most likely be in the anode?

A: Reduction Addition of electron is called reduction Oxidation Removal of electron is called oxidation

Q: Consider a galvanic cell made with 1.0 M Cu*(aq) and Cu metal in one compartment and 1.0 M Pb2 (aq)…

A: Given: Cell contains Cu+/Cu and Pb2+/Pb half cells with standard concentration of 1.0 M of ions.

Q: How many grams of copper metal will be deposited from a solution that contains Cu2+ ions if a…

A: Here we use the formula of metal deposited= ZIt , where Z is molecular weight, I= current, t= time…

Q: he table below gives the standard electrode potential values of some electrodes. A salt bridge is…

A: The electrochemical cells are made by connecting two electrodes of different potential. These cells…

Q: When AG° is equal to 0, the standard cell potential is equal to 0 and K is equal to 1, the reaction…

A: * ΔG° < 0, then K > 1  = Product are favored over reactants at equilibrium in the reaction .…

Q: Inert metal electrodes, such as platinum and gold, generate an electrode potential that responds to…

A: Electrodes :-        Electrodes are the good conductor of electricity and these are mainly two type…

Q: (a) Write the half-reactions predicted to occur at the anode and cathode, based on the standard cell…

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

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

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Q: An electrolytic cell for depositing copper from copper sulfate solutions is placed in series with…

A: We use the formula below to find the weight of a metal(W) deposited in an electrode during…

Q: +6H20

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Q: (a) The standard reduction potential for X/X and Y/Y at 285 K are 0.52 V and 0.37 V respectively.…

A: Solution: In the given problem we have given reduction potential values and we have to represent the…

Q: The emf of a standard X-Y galvanic cell is -2.763V. If the standard half-cell emf for the oxidation…

A: The overall cell reaction is the sum of the two half-reactions, but the cell potential is the…

Q: What is the standard cell potential for the reaction below?

A: In the given reaction: Lead (Pb) is getting oxidized. Bromine (Br) is getting reduced. So, the…

Q: A galvanic cell is made of Tin anode in 1.0 M SnCI, and Iron cathode in a 1.0 M FeCl, solution with…

A: We are given Sn-Fe galvanic cell and we have to calculate  a. Electrical energy b. Free-energy…

Q: A steady current of 3 A is maintained for 10 mins in AgNO3 solution. How much Ag is deposited at the…

A: Given: Current is 3 A. Time is 10 minutes. To find: Mass of Ag on cathode

Q: Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving…

A: The galvanic cell involves the conversion of the energy associated with the redox chemical reaction…

Q: A standard galvanic cell is constructed with Fe3+ | Fe2+ and Cr³* | Cr half cell compartments…

A: Electrochemical cell is a cell in which chemical energy is converted to electrical energy. The basic…

Q: 0.115 V, what is the value of the standard free energy (in kJ) for this reaction?

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Q: Calculate the enuilibrium constant for the following reaction using the standard half-cell…

A: In order to calculate the equilibrium constant we first write down the given data: T=298K. E0 for…

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: Under standard conditions, the galvanic cell shown above has a cell potential of+1.56 V using the…

A: Using nernst equation of cell we can determine the effect of precipitation of Zn(OH)2.

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

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Q: Predict whether the following reactions will be spontaneous in acidic solution under standard…

A: Hi, as you have posted multiple subparts in a single question and have not mentioned which subparts…

Q: A constant current of 0.912 A is passed through an electrolytic cell containing molten MgCl2 for…

A: Given values:I = 0.912 ATime = 18.5 h It is known that 1 h = 3600 sec.Therefore, 18.5 h = 18.5×3600…

Q: How many grams of copper metal will be deposited from a solution that contains Cu2+ ions if a…

A: we know the expression for the faraday's law of electrolysis is => m/E = It / F Where,  m is the…

Q: If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the minimum…

A: In the electrolysis process, the cations move towards the cathode and the anions move towards the…

Q: Element A has a standard reduction potential of +0.74V, whereas Element B has a standard reduction…

A: Standard reduction potential: A solution with higher (more positive) standard reduction potential…

Q: A steady current of 5 A is maintained for 120 seconds in CUSO4 solution. How much Cu is deposited in…

A: The charge deposited is given by the product of charge and time. Q=It where I is the current and t…

Q: A solution containing vanadium (chemical symbol V) in an unknown oxidation state was electrolyzed…

A: Given: Time =25.1 min Current passed = 1.23 A Mass of V deposited on cathode = 0.326 g Molar mass of…

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…

Q: Determine the overall reaction and its standard cell potential at 25 °C for the reaction involving…

A: Aluminum nitrate = Al(NO3)3