Multiple Choice
Gold (atomic weight = 197) is plated from a solution of chlorauric acid,HAuCl4; it deposits on the cathode.Calculate the time it takes to deposit 0.77 g of gold,passing a current of 0.10 A.(1 faraday = 96,485 coulombs)
A) 65 min
B) 1.05 h
C) 0.35 h
D) 3.1 h
E) none of these
Correct Answer:
Verified
Correct Answer:
Verified
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