Answer:
2.083 g/[tex]cm^{3}[/tex]
Step-by-step explanation:
Density is mass / volume
volume = length * width * height
(In this case since iron is usually in a block unless stated otherwise)
100g / (2*4*6)cm^3 = density
100g / [tex]48 cm^{3}[/tex] = 2.083 g/[tex]cm^{3}[/tex]