Aluminum has a face-centered cubic unit structure and a density of 2.716 g/cm3. Calculate the edge length of the unit cell.
a) 4.041 x 10 -8 cm
b) 3.992 x 10 -8 cm
c) 3.615 x 10 -8 cm
d) 3.247 x 10 -8 cm
e) 2.836 x 10 -8 cm
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