Modern Electroplaters Can Cover a Surface Area of 55

Multiple Choice

Modern electroplaters can cover a surface area of 55.0 m² with one troy ounce of gold (volume = 1.611 cm³) .What is the thickness of the electroplated gold?

A) 3.64 × 10−⁷ m
B) 1.46 × 10−⁹ m
C) 1.83 × 10−⁶ m
D) 2.93 × 10−⁸ m