Question: The unit cell for Fe3O4 (FeO-Fe2O3) has cubic symmetry with a unit cell edge length of 0.839 nm. If the density of this material is

The unit cell for Fe3O4 (FeO-Fe2O3) has cubic symmetry with a unit cell edge length of 0.839 nm. If the density of this material is 5.24 g/cm3, compute its atomic packing factor. For this computation, you will need to use the ionic radii listed in Table 12.3?

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