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A Metal Object Is to Be Gold-Plated by an Electrolytic

Question 102

Multiple Choice

A metal object is to be gold-plated by an electrolytic procedure using aqueous AuCl3 electrolyte.Calculate the number of moles of gold deposited in 3.0 min by a constant current of 10.A.


A) 6.2 × 10-3 mol
B) 9.3 × 10-3 mol
C) 1.8 × 10-2 mol
D) 3.5 × 10-5 mol
E) 160 mol

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