1.How many grams of NaCl is present on 5.0 mL of 1.0 % m/V NaCl solution?

Q: A zinc bar (atomic mass = 65.38 g/mol; ion charge = 2) is weighing 2.08 kg is attached to a buried…

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Q: A certain half-reaction has a standard reduction potential E=-0.23 V. An engineer proposes using…

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Q: I only need help with the first two questions

A: The relation (1) provides the formula for calculating the electrode potential of a cell and the…

Q: How many seconds are required to deposit 0.224 grams of manganese metal from a solution that…

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Q: Zinc plating (galvanizing) is an important means of corrosion protection. Although the process is…

A: The Faraday’s first law of electrolysis state that the mass of the substance  deposited at any…

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: Write out the half reaction as it would actuall Accur at the anode. And is there a min or a max…

A: Given:E0red=+1.34 VE0c=1.20 V

Q: Electrolysis was performed to determine the identity of an unknown metal X. It was determined that 3…

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Q: Suppose a current of 690 mA is passed through an electroplating cell with an aqueous solution of…

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Q: (a) How many moles of mercury will be produced by electrolysing 1.0 M Hg(NO3)2 solution with a…

A: a.

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

A: Current Strength = 0.500 A time = 10 min         = 10 × 60 sec                               (As, 1…

Q: A zinc bar (atomic mass = 65.38 g/mol; ion charge = 2) is weighing 2.4 kg is attached to a buried…

A: The solution is given below -

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: 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: Determine the molecular mass and identity of a +2 metal, X, that plates 46.3g of X in 6.75 hours at…

A: Note: As per our guidelines, we are supposed to answer only the first question (i.e. question number…

Q: Gold can be plated out of a solution containing Au3+ according to the half-reaction:Au3+(aq) + 3…

A: It is given that gold is plated for 25 minutes and the current is of 5.5 A and the half-reaction is…

Q: Determine the molar mass (amu) of Metal (M) if it took 2.95 minutes for a current of 1.8 A to plate…

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Q: Suppose a galvanic cell is established using the following cell reaction. Cu (s) + 2Ag^1 (0.100 M)…

A: Given the cell reaction is: Cu(s) + 2Ag+(aq) (0.100 M)  <-----> Cu2+(aq) (0.200 M) + 2Ag(s)…

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

A: Mass can be calculated as:-

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 certain half-reaction has a standard reduction potential E=-1.25 V. An engineer proposes using…

A: Answer

Q: A galvanic cell using Mg|Mg2+ and Cu|Cu2+ half-cells operates under standard-state conditions at…

A: Given: Time passed = 31.5 hr = 31.5 × 3600 = 113400 s                             (Since 1 hr = 3600…

Q: Zinc plating (galvanizing) is an important means of corrosion protection. Although the process is…

A:

Q: Giorno Giovanna likes golden stuff. However, since he is currently broke, he has to settle for…

A:

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

A: Given: Time = 3.3 hours Current = 17.8 A Atomic mass of copper = 63.5 g/mol

Q: A current of 0.4 Amps flows for 2 hours through an electrolytic cell containing copper sulphate…

A: This problem can be solved by using Faraday's first law of electrolysis accordingto which weight of…

Q: A galvanic cell using Mg / Mg*" and Cu / Cu" half-cells operates under standard-state conditions at…

A: Cell delivers = 0.31 A or 0.31 C/sec In 1 sec charges delivered = 0.31 C  32.1 hr = 3600 sec × 32.1…

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

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Q: A certain half-reaction has a standard reduction potential Ered=-0.53 V. An engineer proposes using…

A: A question based on electrochemical cells that is to be accomplished.

Q: Questions attached

A: Note: Since we solve one question at a time, we’ll answer the first question as the exact one wasn’t…

Q: A 650.0 mL solution contains 1.0 M Ag+(aq) and 1.0 M Cu+(aq). A current of 7.50 amps was then…

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

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Q: A certain half-reaction has a standard reduction potential Ered +1.34 V. An engineer proposes using…

A: Answer: For any galvanic cell its standard cell potential is: E°cell=E°cathode-E°anode Given data:…

Q: A baby's spoon with an area of 6.25cm2 is plated with silver from a silver nitrate solution using a…

A: Given: Area = 6.25 cm2Current = 2.00 ATime = 2 hours 25 minutesCurrent efficiency = 82% Density of…

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 hours will it take to plate out all the copper in 250 ml of a 0.250 M Cu+ solution using a…

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Q: A current was passed for 5 hours through two electrolytic cells connected in series. The first cell…

A: Chemical equations for the reduction of gold and copper ions are: Au3+(aq)+3e-→Au(s)…

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

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Q: A galvanic (voltaic) cell contains a copper cathode immersed in a copper(II) chloride solution and a…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: A certain half-reaction has a standard reduction potential E=-0.80 V. An engineer proposes using…

A: Answer

Q: A certain half-reaction has a standard reduction potential =E0red−0.34V . An engineer proposes…

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

A: Given:  Current(I) = 0.500 A  Time(t) = 10 min. = 600 sec

Q: 1) What is measured in Volts? a) how many electrons are passing through a system b) how many…

A: "To get remaining sub-parts solved please repost the complete question and mention the sub-parts to…