A constant current of 1.6 A is used to precipitate copper at the cathode and oxygen at the anode of an electrolysis cell. Count how many grams of each product are formed in 30.4 minutes assuming no other redox reactions.

Q: The reactions occurring at (i) anode, (ii) cathode, during working of a mercury cell. Why does the…

A: A voltaic cell is an example of electrochemical cell. It uses a chemical reaction to produce…

Q: What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt…

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

Q: If a constant current of 2.0 amperes is passed through a cell containing Cr3+ for 1.0 hour, how many…

A: Mass of Cr deposited can be calculated using Faraday's first law of electrolysis: Mass deposited=…

Q: Electrolysis of an aqueous magnesium iodide solution at standard conditions would form the following…

A: Given,  Electrolysis of an aqueous magnesium iodide solution at standard conditions would form the…

Q: How many amperes of current needs to be passed through molten Sodium chloride to produce 2.4 g of…

A: Faraday's First law,           m α Q          m = eQ               = ect               = E96500ct…

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: How much current is required to electroplate a metal surface with 0.432 g nickel metal from a…

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Q: Suppose you are given a 1M solution of SnCl2 and another 1M solution of MgCl2. Leaving the…

A: The question is based on concept of redox chemistry. we have to determine the concentration of tin…

Q: In a standard Galvanic cell, [Select] occurs at the anode and [Select] occurs at the cathode.

A: A Galvanic cell is a type of electrochemical cell in which current is generated from the spontaneous…

Q: The mass of three different metal electrodes, each from a different galvanic cell, were determined…

A: The active electrode which is found to lose mass during redox reaction in a cell is termed as anode…

Q: How many seconds are required to produce 8.00g of aluminum metal from the electrolysis of molten…

A: Assume that the required seconds as x. 1 A = 1 C/s. Coulombs generated by 12.0 A in x seconds is 12…

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

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Q: In an experiment similar to this one, a polished strip of Cu (s) was found to weigh 16.552 g. This…

A: Given : Mass of Cu before electrolysis = 16.552 g Current passed = 0.887 A Time = 26 min = 26 X 60 =…

Q: A factory wants to produce 1.00 × 10 kg barium from the electrolysis of molten barium chloride. What…

A: Electrolysis is a chemistry and industrial process that uses direct electric current (DC) to drive a…

Q: Consider a galvanic cell based on the reaction Zn + MnO4→ Zn²* + Mn²+ in acidic solution. Calculate…

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Q: Sketch the cell, labeling the anode and cathode and indicating the corresponding electrode…

A: In the voltaic cell, the electrical energy is produced by the redox reactions that occur…

Q: Suppose 220. mmol of electrons must be transported from one side of an electrochemical cell to…

A: Given  mmol of electrons = 220  Time = 214 s  We have to calculate current

Q: A student was asked to set-up a galvanic cell in the laboratory. He used two copper electrodes, one…

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Q: Assign each description as applying to the cathode or the anode of a galvanic cell. Where reduction…

A: The galvanic cell is a type of electrochemical cell that generates electrical energy from a…

Q: An electrochemical cell is constructed in which the silver ions in silver chloride are reduced to…

A: Given,  A current of 0.500 A is passed through the cell for 101 minutes. The mass of copper metal…

Q: Balance the following redox reaction in acidic solution. 1(5)+Zn* (aq) → Io,(aq)+Zn(s)

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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: Zinc metal is deposited onto a cathode surface by passing a current of 1.87 amps through a solution…

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Q: What mass of aluminum metal can be produced per hour in the electrolysis of a molten aluminum salt…

A: According to the first law of Faraday, the mass of a metal deposited on the anode during…

Q: Silver can be electroplated at the cathode of an electrolysis cell according to the following…

A: The charge and number of moles of silver is calculated as,

Q: A galvanic cell is powered by the following redox reaction: 2+ 4 Cu (aq) + N,H(aq) + 4OH (aq) 4 Cu"…

A:

Q: A constant current of 90 mA is passed for 22 minutes into an electrolysis cell. How much electrical…

A: Charge passing per unit time is known as  electric current.

Q: Please make a sketch in the electrolysis of aqueous potassium bromide and indicate the anode and…

A:

Q: A certain half-reaction has a standard reduction potential E = +0.95 V. An engineer proposes using…

A: The standard reduction potential of the cell, E°red = + 0.90 V The cell potential, E°cell = at least…

Q: b. Assuming the two half cells operate at standard conditions, calculate the standard reduction…

A: Recall the given half-cell reactions :                        HgO s  +  H2O l  +  2 e-  →  Hg l  +…

Q: A galvanic cell is powered by the following redox reaction: 2 Cl₂(g) + N₂H₂(aq) + 4 OH (aq) 4 Cl(aq)…

A: Given reaction is :  2Cl2 (g) + N2H4 (g) + 4OH- (aq) ------> 4Cl- (aq) + N2 (g) + 4H2O (l)  a).…

Q: Calculate the cell potential given the standard reduction potentials for the half reactions of the…

A: Solution: We know at cathode reduction reaction occurs, so the half cell having highest value of…

Q: In an electrolytic cell, does the reaction of electrolysis of water take place in a standard state?

A: Here we to explain whether the reaction of elctrolysis of water takes place in standard state or…

Q: Write the balanced equation for the overall reaction that occurs in the cell. Calculate E ̊ for the…

A: The reaction with smaller standard electrode potential, that reaction occurs at anode and reaction…

Q: How many amperes of current needs to be passed through molten Sodium chloride (NaCl) to produce 2.1…

A: We have given that during the electrolysis of molten Sodium chloride 2.1 g of Sodium is produced at…

Q: The electrodeposition of copper can be used to determine the copper content of a sample. The sample…

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Q: Using the Standard Reduction Potential Table, use half-reaction potentials to identify whether the…

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Q: For the electrolysis of an aqueous solution of SnSO, with aluminum electrodes at standard state co…

A: Given data: Redox reaction with SnSO4 with aluminium electrode. Net redox reaction: ? voltage…

Q: Weighing a copper atom in an electrolysis experiment. A standard experiment involves passing a…

A: Electrolysis is the process through which electrical energy is converted into the chemical energy…

Q: For each set of half reactions, write the overall balanced equation for the reaction and calculate…

A: The question is based on the concept of electrochemistry. we have to write the net ionic  equation…

Q: The electrolysis of CuCl(aq) produces Cu(s) and Cl2(g). What is the minimum external emf needed to…

A: Electrolytic cell is one that converts electrical energy to chemical energy. It is usually based on…

Q: In the electrolysis of molten MgCl 2, what mass of Mg metal is deposited by a current of 16 amperes…

A: Electrolysis is the process of conversion of electrical energy to chemical energy. This reaction…

Q: (c) For the electrochemical cell: Cd (s) / Cd Cl2 (aq, 0.0538 M) // Ag NO, (aq, 0.0320M) / Ag (s) i)…

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Q: A factory wants to produce 1.0 x 10³ kg Barium from the electrolysis of molten barium chloride. What…

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Q: Faraday constant. Suppose that after the electroplating was complete, you wiped the cathode copper…

A: Explanation to the correct answer is given below

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: Write the half reaction for the anode and the cathode in the galvanic cell For Silver and Zinc

A: The concept of half reactions is used to describe what occurs in a electrochemical cell ,such as a…

Q: If a current of 15 A is run through an electrolysis cell for 2.0 hours, how many moles of electrons…

A: First find number coulombs (C) charge  i.e  Q = i x t  Where  Q= charge in coulombs  i = current  in…

Q: Would you expect a mercury cell to give a constant voltage and why?

A: Yes, mercury cell provides a constant voltage throughout life. This is because there are no ions…