Question- Aluminum (atomic mass 26.98 g/mol) crystallizes in a face-centered cubic unit cell. In addition, aluminum has an atomic radius of 143 pm. What is the density of aluminum?
A. 2.71 g/cm3
B. 1.35 g/cm3
C. 4.98 g/cm3
D. 7.66 g/cm3
E. 10.5 g/cm3
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