How many minutes are required for the electrolysis of a solution of CuSO4(aq) at a current of 2.25A if you want to deposit 4.00 grams A. 5720 minutes O B. 456 minutes OC. 202 minutes OD. 90 minutes O E. 45 minutes

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

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Q: ctrolyzed by passing a current of 0.500 A through 1.00 L 22SO4 solution for 120 minutes. Determine…

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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 = ?…

Q: How many minutes are required to deposit 1.39 g Cr from a Cr³⁺(aq) solution using a current of 2.50…

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Q: How many minutes are required to deposit 1.42 g Cr from a Cr³⁺(aq) solution using a current of 2.50…

A: Given:  W = 1.42 gm  I = 2.50 A  Mol. Wt. of Cr = 52  'n' factor of Cr = 3  Equivalent wt. of Cr =…

Q: All WOTK men A solution of NaCl (aq) is electrolyzed for 15.5 min using a current of 3.45 A. Write…

A: Given that, a solution of NaCl (aq) is electrolyzed. The time is t = 15.5 min = (15.5×60) sec = 930…

Q: In a copper plating experiment in which copper metal is deposited from a copper(II) ion solution,…

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Q: How long would it take to reduce 1 mole of each of the following ions using the current indicated?…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: How would decreasing temperature affect measuring a Standard Reduction Potential? O it would prevent…

A: Interpretation-  To tell about how would decreasing temperature affect measuring a standard…

Q: A current of 3.86 A is passed through a Pb(NO,), solution for 1.60 h. How much lead is plated out of…

A: Faraday law of electrolysis states that the amount of substance deposited at the electrode is…

Q: 9. A concentrated Pb(NO3)2 (aq) solution is electrolyzed using a current of 10.5 A. a) What mass of…

A: SOLUTION: Step 1: Hello. Since the question contain multiple sub-parts, the first three subparts are…

Q: mass of copper

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Q: Calculate the K, and AG for the following reaction at 25 °C: Zn(s) + CuSO,(ag) ZnSO,(aq) + Cu (s)…

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Q: A current of 4.21 A is passed through a Fe(NO,), solution for 1.30 h. How much iron is plated out of…

A: According to Faraday's law  W= ZIt = (E/F)It  E = equivalent weight of Fe = 28 F =  Faraday's…

Q: A current of 3.36 A is passed through a Sn(NO,), solution. How long, in hours, would this current…

A: 1F of charge can precipitate 1 eqv weight of the particular atom .

Q: How many minutes are required to deposit 1.35 g Cr from a Cr³* (aq) solution using a current of 2.50…

A: According  Faraday 's first law W=Zit

Q: (b) Calculate the mass of aluminium deposited in electrolysis of AICI3, if a current of 10 A flow…

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Q: How many grams of Ag can be produced by passing a current of 0.350 A through a solution of AgNO3 for…

A: Faraday first law of electrolysis:  The mass of substance (m) deposited at an electrode is directly…

Q: A current of 3.75 A is passed through a Sn(NO,), solution. How long, in hours, would this current…

A: Required time calculation for Electrolysis:

Q: How many seconds are required to deposit 0.168 grams of lead metal from a solution that contains…

A: We have deposit of pb as 0.168g . Current passed is 0.974 A We have to calculate the time required…

Q: Which species can be oxidized by Pb2+(aq)? Calculate the voltage for this/these process(es).

A: In the electrochemical series from Li (-ve Standard reduction potential) to F (+ve standard…

Q: How many minutes are required to deposit 1.48 g Cr from a Cr³⁺(aq) solution using a current of 2.50…

A: According to Faraday's law of electrolysis, the mass (m) of substance deposited at the electrode is…

Q: A current of 5.37 A is passed through a Cu(NO,), solution for 1.20 h. How much copper is plated out…

A: We will first take out the quantity of charge passes in given time interval. Then we will relate…

Q: A current of 4.26 A is passed through a Fe(NO,), solution. How long, in hours, would this current…

A: In Fe(NO3)2 the oxidation state of Fe is +3,and it gets reduced to Fe,i.e Fe gets deposited which…

Q: A current of 4.46 A is passed through a Pb(NO,), solution for 1.30 h. How much lead is plated out of…

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Q: A certain half-reaction has a standard reduction potential E=+0.21 V. An engineer proposes using…

A: Eoanode= 0.21 V - 1.0 V = -0.79

Q: How many grams of zinc metal will be deposited from a solution that contains Zn2+ minutes. ions if a…

A: I=0.785 amperes t=61.9minutes n = 2 w=ZIt = 65.3 × 0.785× 61.9 ×60 /2× 96500 w =0.986gm

Q: How many grams of zinc metal will be deposited from a solution that contains Zn?+ ions if a current…

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Q: A solution of 0.5 M NAOH of volume 100 ml was diluted to 400 ml. What was the Molarity of the…

A: Initial molarity of NaOH = V1 = 0.5 M Initial volume = V1 = 100 mL Final volume = V2 = 400 mL Final…

Q: A certain half-reaction has a standard reduction potential En=+0.45 V. An engineer proposes using…

A: Given, Ered=0.45 VEcell=1.40 V

Q: How many minutes are required to deposit 2.73 g Cr from a Cr³⁺(aq) solution using a current of 2.50…

A: Given : I= 2.50 A F = 96500 C/mol Quantity of charged passed = I*t = 2.5*t = 2.5t 2.5t C deposits Cr…

Q: How many minutes are required to deposit 2.12 g Cr from a Cr³⁺(aq) solution using a current of 2.50…

A: given mass deposited = 2.12 g current = 2.5 A F = 96500 C/mol

Q: How many grams of Ca metal (atomic mass = 40.08 g/mol) are produced by the electrolysis of CaBr2…

A: From the combination of Faraday's first and second law of electrolysis :  W/E = I*t/F  Or, W =…

Q: How many grams of mercury metal will be deposited from a solution that contains Hg** ions if a…

A: To solve this problem we will use the Faraday law of electrolysis .

Q: A factory wants to produce 1.00 x 103 kg barium from the electrolysis of molten barium chloride.…

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Q: In a copper plating experiment in which copper metal is deposited from a copper(II) ion solution,…

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Q: A current of 7.14×10“ A is passed through an electrolysis cell containing molten KCl for 13.9 days.…

A: Current I = 7.14 * 104 A Time t = 13.9 days  We need to find out how much potassium and chlorine is…

Q: A certain half-reaction has a standard reduction potential Ered +1.05 V. An engineer proposes using…

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Q: How many minutes are required to deposit 1.34 g Cr from a Cr*(aq) solution using a current of 2.50…

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Q: A 0.04 M sulfuric acid solution was electrolyzed using copper electrodes. A constant current of 4.44…

A: The production of hydrogen occurs as follows: H+ + e-  --> 1/2 H2 96485 C of charge produces =…

Q: How many minutes are required to deposit 3.77 g Cr from a Cr³⁺(aq) solution

A: We will calculate time for deposit of metal

Q: How many grams of mercury metal will be deposited from a solution that contains Hg ions if a current…

A: Reduction: It is a chemical reaction that is associated with an increase in number of electrons in…

Q: A 0.04 M sulfuric acid solution was electrolyzed using copper electrodes. A constant current of 3.36…

A: The reaction at cathode is: H+ + e-  → 1 2 H2 (g) 1F = 96485C electricity is required for 0.5 mol of…

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: 2H+(aq)+2e- -> H2(g) under standard conditions (pH=0.00, PH2=1 atm) this standard hydrogen…

A: SHE is the universal reference for reporting relative half-cell potentials. It can also be used as…

Q: A factory wants to produce 1.00 x 103 kg barium from the electrolysis of molten barium chloride.…

A:

Q: How many minutes would it take to deposit all the  Al from 225 ml of 0.10 M   aluminum nitrate  with…

A: The given data contains, Molarity = 0.10 M. Volume = 225 ml. Current = 220 A.

Q: How many grams of nickel remains in a 100 ml of 1.50 M NiCl4 solution if 3.0 ampere current is…

A: The amount of Nickel deposited has to be calculated.