The zincblende structure of ZnS has the relatively large sulfide ions arranged at the lattice points of a face-centered cubic structure. The edge length of this cubic unit cell is 540.9 pm. Determine the density of zincblende.
◦ 1.023 g/cm3
◦ 2.032 g/cm3
◦ 2.046 g/cm3
◦ 3.081 g/cm3
◦ 4.091 g/cm3