Calculate the density and identify the metal of a cube of metal with a mass of 0.347 kg and measures 3.21 cm on a side.
a) Density = 11.56 g/cm³, Metal = Aluminum
b) Density = 108.10 g/cm³, Metal = Lead
c) Density = 8.90 g/cm³, Metal = Copper
d) Density = 19.32 g/cm³, Metal = Iron