What Mass of Nickel May Be Electroplated by Passing a Constant

question 25

Multiple Choice

What mass of nickel may be electroplated by passing a constant current of 7.2 A through a solution of NiSO₄ for 90.0 min?

• A) 0.20 g Ni
• B) 0.40 g Ni
• C) 12 g Ni
• D) 24 g Ni
• E) 47 g Ni

---

Definitions:

Symmetrical

Having parts that match in size, shape, and position on both sides of a dividing line.

Ordinary Mole

A common type of benign skin growth that appears as a small, dark brown spot, caused by clusters of pigmented cells.

Melanoma

A type of skin cancer that develops from the pigment-producing cells known as melanocytes.

Solid Mass

A physical form of matter that has a defined shape and volume without fluid properties.