Calculate the time needed for a constant current of 0,8510 to deposit 0,250g of cobalt 2 as elemental cobalt on the surface of a cathode

Q: 6b. How long does it take to deposit a coating of gold 1.00 picometers thick on a disk-shaped…

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Q: How many seconds are required to deposit 0.189 grams of manganese metal from a solution that…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: How long will it take for a uniform current of 6.00 A to deposit 78.0 g gold (197.0 g/mol) from a…

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Q: 4. A metallurgist wants to gold-plate a thin sheet with the following dimensions: 1.5 in x 8.5 in x…

A: Given current = 7 A standard value  density of gold = 19.3 g/cm3

Q: How long in seconds would it take to deposit 59.07 g of Pt from an aqueous solution of Pt 2+ with a…

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Q: 10. Calculate the potential of the following cells: a) a galvanic cell consisting of a lead…

A: Given:  Pb2+ =0.0848 MZn2+=0.1364 M TiO2+ =0.00146 M Ti3+ =0.02723

Q: A metallurgist wants to gold-plate a thin sheet with the following dimensions: 1.5in x 8.5in x…

A: first we have to find the volume,volume=length ×width×heightthen we know,density=massvolumeby…

Q: 5. Copper can accumulate on the cathode surface according to the following reaction. Cu* (aq) Cu2"…

A: According to the Faraday's first law of electrolysis ,  " The amount of substance deposited during…

Q: Calculate the time to deposit 1.27 g of copper at cathode when a current of 2A was passed through…

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Q: Calculate the mass of silver deposited at the cathode during electrolysis when a current of 1.80A…

A: Given that , Current (I) = 1.80 A Time (t) = 45 min = 45 x 60 = 2700 sec Electro chemical equivalent…

Q: 10

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Q: Copper is electroplated from CuSO4 solution. A constant current of 4.06 A is applied by an external…

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Q: Copper is plated onto the cathode of an electrolytic cell containing CuCl2(aq). How long does it…

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Q: Purification of nickel can be achieved by electrorefining nickel from an impure nickel anode onto a…

A: Electrorefining is a process in which materials, usually metals, are purified by means of an…

Q: Molten ScClz can be electrolyzed to form metallic Sc. For what duration should an electrolysis be…

A: Given: ScCl3 can be electrolyzed to form metallic Sc. We have to calculate the time required for the…

Q: How many grams of chromium metal are plated out when a constant current of 8.00 A is passed through…

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Q: How long will it take to produce 78 g of Al metal by the reduction of Al* in an electrolytic cell…

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Q: Purification of nickel can be achieved by electrorefining nickel from an impure nickel anode onto a…

A: This is a problem of electrochemistry.It is basically a study of the chemical processes that cause…

Q: Determine the molar mass (amu) of Metal (M) if it took 2.85 minutes for a current of 1.1 A to plate…

A: Molar mass can be calculated as:-

Q: How long will it take to deposit 1.5 g of Cu on a metal when a current of 5 A is applied to a CuSO4…

A: Given- Amount of copper = 1.5 gMetal of interest = CuCurrent = 5 A To find- Time required

Q: How many seconds are required to deposit 0.239 grams of zinc metal from a solution that contains…

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Q: ELECTROCHEMISTRY: Determine the molar mass (amu) of Metal (M) if it took 1.61 minutes for a current…

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Q: If a constant current of 115 A is applied for 15.0 hours to the plating of cobalt from a cobalt(III)…

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Q: Copper can be electroplated at the cathode of an electrolytic cell by the half-reaction: Cur"(aq) +…

A: Given, The mass of copper is 325 mg. The current is 5.6 A. The given reaction is,

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

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Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below. If…

A: Current = 5 A Voltage = 4.5 V Time = ? Volume = 215 mL = 0.215 L Molarity = 1.19 M

Q: Calculate the potential of a copper electrode in a 0.0380 M solution of Cu (NO3) 2 ?

A: Voltaic cells are the types of electrochemical cell which is used to convert chemical energy into…

Q: Balance the following redox reaction: l'(aq) + SO, (aq) = 29) + Sts) by entering the balancing…

A: Given redox reaction is- I-(aq) + SO42-(aq) = I2(s) + S(s)  The balanced form of above redox…

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: What constant current would be needed for a copper cathode to accumulate 3.06 g of copper in 30 min.…

A: given- mass = 3.06 g. time = 30 min = 30 x60 = 1800 sec electrochemical equivalent of copper = 3.29…

Q: Calculate the time to deposit 1.5 g of silver at cathode when a current of 1.5 A was passed through…

A: Faraday law states that the amount of any substance deposited or liberated during electrolysis is…

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

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Q: 2. Tin-plated steel is used for tin cans. If the production of sheets of tin-plated steel requires…

A: Formulas used : I = q/t     where I is the current in amperes                            q is the…

Q: determine the potential of the hydrogen electrode immersed in an acidic solution with pH = 3.5

A: The reduction potential of a half cell electrode can be determined by using Nernst equation . E = E°…

Q: Calculate the current supplied in Amperes if 5.0 g of lead is used, Pb is formed at the cathode…

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Q: How many grams of  zinc metal will be deposited from a solution that contains  Zn^2+ ions if a…

A: In this question, we will determine the mass of Zn metal which is deposited from the Solution in…

Q: products

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Q: A Galvanic cell is consisting of standard concentrations: Cu|Cu2+||Ag+ |Ag, is connected to a small…

A: From the Galvanic cell diagram, the Copper metal is being oxidised to Cu2+ ion Hence the oxidation…

Q: In an electrolysis of a solution containing Ni2+ (aq), metallic Ni(s) deposits on the cathode. Using…

A: Given,  Current in ampere = I =  0.150 A  Electrolysis of Ni2+ (aq) ion  Time period in minutes = t…

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: How long will it take to deposit 0.0047 mol of gold by electrolysis of KAuCl4 using a constant…

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Q: 5. How long would it take to deposit 15.0 g copper metal at the cathode of an electrolysis cell…

A: In this question, we want to determine the time taken for deposit 15.0g of Cu metal on Cathode.  You…

Q: How long does it take to deposit a coating of gold 1.00 µm thick on a disk-shaped medallion 4.00 cm…

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Q: 2. A spoon of surface area 20.0 cm² needs to be electroplated with silver to a thickness of 100 µm.…

A: The question has asked to calculate the time for which current will flow to deposit the required…

Q: Calculate the time to deposit 1.27 g of copper at cathode when a current of 2 A was passed through…

A: According to Faraday's first law W = z.i.t                                        .....(1) W is the…

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: How much time is needed to deposit 1.0 g of chromium metal from an aqueous solution of CrCl3 using a…

A: Faraday's law of electrolysis draws a relationship between the amount of substance deposited by an…

Q: Purification of nickel can be achieved by electrorefining nickel from an impure nickel anode onto a…

A: GIVEN:  Mass of nickel=12.5KgCurrent passed through the cell=32.5 A. To Solve: calculate time in…