Copper Is Electroplated from an Aqueous CuSO₄ Solution

question 44

Multiple Choice

Copper is electroplated from an aqueous CuSO₄ solution. A constant current of 4.70 amp is applied by an external power supply. How long will it take to deposit 3.76 × 10² g of Cu? The atomic mass of copper is 63.546 g/mol.

• A) 33.7 h
• B) 101.2 h
• C) 2.08 h
• D) 67.5 h
• E) 135.0 h

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