All AP Chemistry Resources
Example Questions
Example Question #1 : Electrolysis And Faraday's Law
How many grams of Cr can be obtained by the electrolysis of a Cr(NO3)3 if 10 amps are passed through the cell for 6 hours?
103 g
19.4 g
38.8 g
12.5 g
56.3 g
38.8 g
Example Question #2 : Electrolysis And Faraday's Law
How much Al would be precipitated if an AlCl3 solution was electrolyzed for 1.00 hours with 5.00 amps?
1.68 g
3.36 g
0.84 g
1.25 g
6.72 g
1.68 g
Example Question #3 : Electrolysis And Faraday's Law
What current must be past through a solution of AlCl3 for 1.19 hours to produce 40g of solid Al?
125 amps
75.3 amps
10.5 amps
50.0 amps
100. amps
100. amps
Example Question #1 : Electrolysis And Faraday's Law
In the electrolysis of CaCl2 a 1.15 amp current is passed through the cell for 5.0 hours. How much Ca is produced?
2.2 g
4.3 g
1.1 g
18.3 g
8.6 g
4.3 g
Example Question #4 : Electrolysis And Faraday's Law
How long would it take to electroplate 28.3g of silver at a constant current of 2.0 amps from a solution of silver nitrate?
53 min
844 min
211 min
105 min
422 min
211 min
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