What is the density of a #91# #g# rock with a volume of #28.5# #cm^3#?

1 Answer
Dec 1, 2015

Density, #rho#, is mass per unit volume.

Explanation:

Density of your rock: #(91*g)/(28.5*cm^3)# #~~# #3*g*cm^(-3)#. You can do a better estimate than this.

Note that the units, #g*cm^(-3)#, are quite sensible and may be derived from the way the density is calculated..