You are given a small bar of an unknown metal. You find the density of the metal to be 10.5 g/cm3. An X-ray diffraction experiment measures the edge of the unit cell as 409 pm. Assuming that the metal crystallizes in a face-centered lattice, what is the metal most likely to be?
A) Pt
B) Pb
C) Rh
D) Ag
E) None of these