Question

A rock has a mass of 84 grams and a volume of 12 cc what is density?

Answer 1

12 cubic centimeters = 1.2E-5 cubic meters
84 grams= 0.084kg

density= Mass(kg)/volume (m^3)
density= (0.084/1.2E-5)= 700kg/m^3

Answer 2

The answer for your question is 700kg/m^3