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Faraday's Constant

Q. What time would be required in order to plate 200 grams of Cu can be produced from 1.0 L of 0.50 M Cu (NO3)2 using a current of 3.5A?

Solved • Aug 1, 2019

Faraday's Constant

Q. How many amperes of electricity are needed to electrolyze Ti2+ to Ti if 1.15 moles of Ti is produced in .7 .2. seconds?

Solved • Jul 19, 2019

Faraday's Constant

Q. When molten zinc chloride (ZnCl2) is electrolyzed, zinc is deposited at the cathode. Calculate the amount of zinc produced if a current of 11.9 A is passed through the electrolytic cell for 46.2 min.

Solved • Jul 19, 2019

Faraday's Constant

Q. In an electrolytic cell, the electrolysis of an aqueous zinc solution results in the deposition of zinc at the cathode. If a current of 119.1 A is used, how much time will be needed to plate out 0.310 mol Zn(s)?

Solved • Jul 19, 2019

Faraday's Constant

Q. Be sure to answer all parts. Calcium is obtained industrially by electrolysis of molten CaCI2 and is used in aluminum alloys. How many coulombs are needed to produce 25.7g of Ca metal? If a cell runs at 15 A.. how many minutes will It take to produce 25.- g of Ca(s)?

Solved • Jul 9, 2019

Faraday's Constant

Q. Be sure to answer all parts. Electrolysis of molten 1aC1 in a Downs cell is the major Isolation step in the production of sodium metal. Assuming that 216 g of Na metal forms, answer the following questions: a. How many moles of electrons are required? b, How many coulombs are required? c. How many amps will it produce this amount in 9.50h?

Solved • Jul 9, 2019

Faraday's Constant

Q. Copper is electroplated from CuSO4 solution. A constant current of 4.39 A is applied by an external power supply. How long will it take to deposit 1.00x10^2 g of Cu? The atomic mass of copper is 63.546.

Solved • Jun 18, 2019