Suppose 490.mmol of electrons must be transported from one side of an electrochemical cell to another in 67. seconds. Calculate the size of electric current that must flow.   Be sure your answer has the correct unit symbol and round your answer to 2 significant digits.

Q: Determine the mass of Sodium( Na) produced when a 17 amp current flows for 9 hr through a cell…

A: The overall reaction in the cell: 2NaCl→2Na+Cl2 Cathode: Reduction Na++e−→ Na Anode: Oxidation 2Cl −…

Q: In the industrial "chlor-alkali" process, pure chlorine and sodium hydroxide are produced by…

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Q: How many hours does it take to form 15.0 L of O₂ measured at 750 torr and 30°C from water by passing…

A: According to ideal gas law, PV = nRT where P = pressure in atm = 750 / 760 = 0.987 atm…

Q: Determine the mass of Sodium (Na) produced when a 373 amp current flows for 7 hr through a cell…

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Q: Calculate the number of moles of electrons driven through an electrolytic cell with 3941 A of…

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Q: Calculate the mass in grams of Zn deposited at the cathode in 42.5 minutes when 1.87A of current is…

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Q: 0.2963 g of copper was deposited at the cathode after undergoing an electrolysis reaction. The…

A: According to Faraday's first law, the mass of a substance deposited or liberated by an electrode…

Q: 5. The mass of metal deposited by the electrolysis of an aqueous solution of metal ions increases in…

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Q: An electrolysis cell that deposits copper (from Cu2+ ions) operates for 30 minutes at an electric…

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Q: In a separate electroplating experiment, if a 5.00 A current was used to electroplate a penny for…

A: Given : Current used = 5.00 A And time of current flow = 5.00 min = 5 X 60 = 300 s…

Q: Imagine yourself lost on an island alone and you are left with just the following scrap metals.…

A: b. Aluminum anode and Silver cathode. c. Prevent CN- volatization. d. SCN

Q: Which element is used to construct the standard half-cell?

A: Here given ,Multiple choice question

Q: Determine the mass of chlorine produced when a 200 A current flows for 24.0 h through a cell…

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Q: B. Click on the left pop-out tab for metals and select silver (Ag). Click on the left pop-out tab…

A: Since you have posted multiple questions with multiple sub-parts, we will solve the first three…

Q: A steady current was passed through molten CoSO. until 2.35 g of metallic cobalt was produced.…

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Q: Which statement best explains the difference between an electrochemical cell and an electrolytic…

A: Electrochemical cell- This cell converts chemical energy to electrical energy.Electrolytic cell-…

Q: 1 A sample of a Fe2+ solution requires 26 mL of 0.0200 M K2Cr2O7 for a reaction  in which Fe2+ is…

A: Normality and molarity are two unit of concentration. Here we required to find the  normality of…

Q: Suppose 630. mmol of electrons must be transported from one side of an electrochemical cell to…

A: The given problem can be solved by using the formula given below as; Current I = Charge qtime t…

Q: 2Al2O3 + 3C = 4Al +3CO2 If an elecltrolytic cell has a constant voltage of 4.4 V and produces a…

A: Given: 2Al2O3 + 3C = 4Al +3CO2 If an elecltrolytic cell has a constant voltage of 4.4 V and produces…

Q: Calculate the value of Faraday number based on the data Provided  Data Provided Mass…

A: Given : Mass produced= 1.2806 g  Current= 1 amp Time= 58min36sec=3516 sec

Q: In the industrial "chlor-alkali" process, pure chlorine and sodium hydroxide are produced by…

A:

Q: Suppose 0.370 mol of electrons must be transported from one side of an electrochemical cell to…

A: Answer:- This question is answered by using simple concept of calculation of electric current using…

Q: Why mercury cell gives the constant voltage.

A: Mercury cell is electro chemical cell and  we use a electrolyte KOH  in this cell because it happend…

Q: A(n) cell involves the spontaneous movement of electrons from the anode the cathode. O Nernst O…

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Q: What is electrode potential?

A: Electrode potential is to be defined.

Q: How do you determine which of the two electrodes is the anode or the cathode?

A: Given,  How we can determine which electrode is Anode and which one is cathode.

Q: Suppose 0.680 mols of electrons must be transported from one side of an electrochemical cell to…

A: The relation between current, charge and time is given by the Ohm’s law according to which the…

Q: If an electrolytic cell contains a mixture of species that can be oxidized, how do you determine…

A: Electrolytic cell is also known as electrochemical cell, the reduction or oxidation reaction takes…

Q: Write the anode and cathode reactions occurring in a commonly used mercury cell. How is the overall…

A: The anode and cathode reactions occurring in a commonly used mercury cell and the overall reaction…

Q: Write the cell notation based on the description of the following information: Iron (III) ions are…

A: Given : Iron (III) ions are reduced to iron (II) in presence of platinum i.e Pt electrode. And tin…

Q: Suppose 0.880 mol of electrons must be transported from one side of an electrochemical cell to…

A: Electric current is defined as the charge flown per unit time. I= Qt Where Q= Charge in coulomb t=…

Q: What mass of copper could be electroplated on the cathode in an experiment were an average of 200 mA…

A: Charge passing through the cell is determined using the given formula.

Q: How many amps are required to produce 59.6 g of aluminum metal from a sample of molten aluminum…

A: AlF3 ----> Al3+ + 3F- Al3+ + 3e- ----> Al(s) Therefore, It requires 3 moles of electrons to…

Q: Galvanic cells are electrochemical cells that generate electricity while electrolytic cells that…

A: In this question, we will see that the give statement is true or false.  You can see the explanation…

Q: When a rechargeable battery is recharged,   it becomes a galvanic cell   extra electrons are being…

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Q: Thomas Edison invented an electric meter that was nothing more than a simple coulometer, a device to…

A: Introduction: According to Faraday's first law of electrolysis, the quantity of ion deposited ay…

Q: A baby’s spoon with a surface area of 6.25 cm2 is plated with silver from AgNO3 using a current of 2…

A: The basis of electrolytic cells is the conversion of electrical energy to chemical energy. Any…

Q: t the cathode during the electrolysis of an aqueous solution of magnesium iodide, MgI2?

A: Electrolysis is the process of generation of chemical energy by the use of electrical energy for…

Q: Consider a galvanic cell in which Al3+Al3+ is reduced to elemental aluminum and magnesium metal is…

A: We have to find out the half-cell reaction at the cathode:   half-cell reaction at the…

Q: Na NO, NO, NO, NO, What is the function of the salt bridge? hold the cell together balance the…

A: We know that, A salt bridge is an inverted U-tube filled with a paste of inert electrolyte. The…

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

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Q: Based on the zinc / copper electrochemical cell in Table 10.1, which statement is correct? O Zinc is…

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Q: Suppose 830. mmol of electrons must be transported from one side of an electrochemical cell to…

A: We have to transport electron from one side to another side, using current flow. We are given ;…

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

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

Q: When comparing the electrode potential values for the following equations, which reaction more…

A: PFA

Q: Which statement about electrolytic cells is false? Electrolytic cells convert electrical energy into…

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Q: An electrode has a negative electrode potential. Which statement is correct regarding the potential…

A: An electrode has a negative electrode potential. Which statement is correct regarding the potential…