A Round Coin Has a Diameter of 19

Multiple Choice

A round coin has a diameter of 19.55 mm,a thickness of 1.55 mm,and a mass of 2.50 g.What is its density?

A) 5.37 × 10³ kg/m³
B) 21.5 × 10³ kg/m³
C) 1.34 × 10³ kg/m³
D) 2.68 × 10³ kg/m³
E) 1.86 × 10^-4 kg/m³