Osmium is the densest metal on earth. It has a density of 22.61 g.cm–3. Which of the following best represents this density in kg.m–3?

Answer 1

Which of the following prefixes will multiply the unit by 1,000?
Select one:
a. Milli
b. Mega
c. Kilo
d. Centi

Answer 2

22.61 g/cm^3 * (100 cm/m)^3 (1kg/1000g)

= 22,610 kg/m^3

by the way water is about 1000 kg/m^2

Answer 3

Kilo