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

---

Definitions:

European Exploration

The period during which European powers explored, and sometimes conquered, parts of Africa, the Americas, Asia, and Oceania from the late 15th century onwards.

Sea Route

A navigable path through seas and oceans used by ships or boats for trade, exploration, or travel.

Religious Uniformity

A concept that advocates for the same religion or religious practices within a society, typically enforced by the state or governing body to ensure societal cohesion.

Europe

A continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere, known for its rich history, varied cultures, and numerous contributions to civilization.