A current of 11.3 A is applied to 1.25 L of a solution of 0.552 M HBr, converting some of the H* to H2(g), which bubbles out of the solution. What is the pH of the solution after 73 minutes?

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 many minutes would be required to deposit 0.375g of calcium using a current of 3.93A?

A: Given,  Mass of Ca = w = 0.375 g  Current = I = 3.93 A  Time required = t = ?

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: An electrolytic cell contans 50.0 mL of a 0.152 M solution of FeCl3. A current of 0.775 A is passed…

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Q: Determine the molar mass (amu) of Metal (M) if it took 1.68 minutes for a current of 1.08 A to plate…

A: The metal will come out as M3++3e-= M . We can conclude from here that 3 moles of electrons are…

Q: 1. What mass of the following substances can be produced in 1.0 h with a current of 15 A? a. Co from…

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Q: Determine the molar mass (amu) of Metal (M) if it took 2.05 minutes for a current of 1.91 A to plate…

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Q: A current of 11.3 A is applied to 1.25 L of a solution of 0.552 M HBr converting some of the H+ to…

A: Equivalents of H+ ions reduced = QF=I×t96500=11.3 ×73 ×6096500= 0.513 Total equivalents of H+ ions…

Q: The passage of a current of 0.750 A for 25.0min deposited 0.369 g of copper from a CuSO4 solution.…

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Q: How many seconds are required to deposit 0.268 grams of iron metal from a solution that contains…

A: Given  Mass deposited (m) = 0.268 g Current (i) = 1.22 A Time (t) = ? S The equation is Fe2+ + 2e-…

Q: A solution of a metal ion M 3+(aq) is electrolyzed by a current of 5.00 A. After 10.0 minutes, 1.19…

A: The given data contains,       current =5 A      time =10 min60s1 min=600s

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 grams of Au would be deposited from an aqueous solution of Au 3+ with a current of 2.213 A…

A: Given, Molecular mass of Au = 196.96 u Current = 2.213 A time = 480 minutes = 28,800 sec

Q: Enter your answer in the provided box. A constant current is passed through an electrolytic cell…

A: Faraday's first law :-  The mass of the substance deposited at electrode is directly proportional to…

Q: Suppose a metal electrode is being coated with silver according to the half-reaction, Ag+(aq) + e-…

A: Current = 0.850 A Time = 20.0 min  ....Or = 20.0 min × (60 sec / 1 min )   ...(because, 1 min = 60…

Q: How long, in hours, must a current of 5.00 A be applied to a solution of Ag+ to produce 10.5 grams…

A: From the combination of Faraday's first and second law, we have : m = ItM/Fz  Or, t = mFz/IM ...(1)…

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: A current of 4.15 A is passed through a Pb(NO3)2 solution for 1.50 h. How much lead is plated out of…

A: Given that:  Current(I) = 4.15A = 4.15C/s  Time(t) = 1.50h = 1.50h×3600s/h = 5400s Reaction:  Pb2+ +…

Q: A voltaic cell is constructed in which the cathode is a standard hydrogen electrode and the anode is…

A: Given Ecell = 0.233V Ecell = - RTnFln [H+]0.233= - 8.314 x2981 x 96500ln [H+]- 9.075 = ln [H+] [H+]…

Q: Determine the current (in A) to produce 4.50 g Ag when Ag⁺(aq) is electrolyzed for 2.00 h. (F =…

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Q: 2+ A current of 3.40 A is passed through a solution containing Cu²+ (aq) for 30.0 minutes, with…

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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: 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: Calculate the mass in grams of a metal Q ( Molar mass= 88.23 g/mol) that will be deposited from a…

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Q: 2) How long, in minutes, will it take to plate out 25.0g of Au from a AuCl3 solution if the current…

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Q: One of the half-reactions for the electrolysis of water is: 2H2O (l) -----> O2 (g) + 4H+ (aq) + 4e-…

A: According to the ideal gas equation, PV=nRT where P, V, n, R and T are the pressure, volume, number…

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: An alternator recharges an automobile battery when the engine is running. If the alternator produces…

A: Given, Current produced by alternator = 1.540 A Engine operations requires = 1.179 A  mass of…

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

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Q: Many "muscle" car enthusiasts like to use chrome-plated engine parts when restoring a muscle car of…

A: Mass of Chromium =  m = 25 gMolar Mass of Chromium = 52 g/molNo of moles of Chromium = n = m Mn = 25…

Q: How long must a current of 5.00 A be applied to a solution of Ag + to produce 10.5 g silver metal?

A: The electrolysis reaction taking place to produce Ag (s) from Ag+ (aq) solution will be  Ag+ (aq) +…

Q: How many grams of cobalt metal will be deposited from a solution that contains Co2+ ions if a…

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Q: How many seconds are required to deposit 0.184 grams of zinc metal from a solution that contains…

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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: Determine the current (in A) to produce 3.00 g Ag when Ag⁺(aq) is electrolyzed for 2.00 h. (F =…

A: The half reaction when Ag+ (aq) is electrolyzed.                                           Ag+ (aq)…

Q: Suppose that a machine part requires 400 mg of copper to provide a coating that is thick enough for…

A: Given data,Current=0.5ATime=10min=10×60s=600s

Q: In an electrolytic cell, how many grams of nickel (MM = 58.69 g/mol) will be deposited on a metal…

A: we have to calculate the mass of Ni deposited

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: A1.0-L sample of 1.0 M HCI solution has a 13.5 A current applied for 41 minutes. What is the pH of…

A: Since HCl is a strong acid. Hence it will dissociate completely into ions Hence moles of HCl = moles…

Q: A solution of a metal ion ÷({ ) Q˘ is electrolyzed by a current of 5.00 A. After 10.0 minutes, 1.19…

A: Solution        1.a. Given that current,I=5.00A           time, t=10 minutes =10×60s…

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: Consider the following reaction and its AG° at 25.00 ° 2 Ag*(aq) + Cu(s) → 2 Ag(s) + Cu²+(aq) AG° =…

A: Given that: temperature, T = 25 oC ∆G°= -88.66 kJ/mol To find: standard cell potential, Eocell?…

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

A:

Q: An aqueous solution of an unknown salt of ruthenium is electrolyzed by a current of 3.00 A passing…

A: Given Current (I) = 3A Given mass = 1.572g Time = 25min = 1500s Molecular weight = 101.07g

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

A: Given-> Current (I) = 1.48 ampere  Time (t) = 37.4 min = 37.5 × 60 second = 2250 seconds Weight…