Exhibit 21-3 The Following Question(s) Pertain to Iron Which Has a Body-Centered

Exhibit 21-3
The following question(s) pertain to Iron which has a body-centered cubic unit cell. It has a molar mass of 55.847 g·mol^-1 and a density of 7.86 g·cm^-3.
Refer to Exhibit 21-3. How many atoms are contained within a single iron unit cell?

A) 1
B) 2
C) 3
D) 4
E) >4