Question

The density of osmium (the densest metal) is 22.57 g/ cm3. If a 1.00 kg rectangular block of osmium has two dimensions of 4.00 cm x 4.00 cm, calculate the third dimension of the block.

Answer 1

density = mass/volume, so
1000g / (4*4*x cm^3) = 22.57 g/cm^3
x = 1000/(22.57*16) = 2.769 cm