Iridium Is Essentially Tied with Osmium for the Distinction of Being

Multiple Choice

Iridium is essentially tied with osmium for the distinction of being called the "densest element" with a density of 22.5 g/cm³.What would be the mass in pounds of a 1.0 ft × 1.0 ft × 1.0 ft cube of iridium.(1 lb = 453.6 g)

A) 1.5 lb
B) 5.2 lb
C) 6.20 lb
D) 1.4 × 10³ lb
E) 6.4 × 10⁵ lb