If a Constant Current of 5

question 21

Multiple Choice

If a constant current of 5.2 amperes is passed through a cell containing Cr³⁺ for 2.1 hour, how many grams of Cr will plate out onto the cathode? (The atomic mass of Cr is 51.996 g/mol.)

• A) 0.12 g
• B) 1.1 g
• C) 64 g
• D) 21 g
• E) 7.1 g

---

Definitions:

Anterior Antebrachial Region

The front area of the forearm, which stretches from the elbow to the wrist.

Femoral Region

The area of the lower limb that includes the thigh, specifically referring to structures related to the femur bone.

Hypochondriac Region

One of the regions of the abdomen, located on either side just below the ribs.

Abdominopelvic Cavity

A body cavity that consists of the abdominal cavity and the pelvic cavity, housing many organs.