# A cube of gold (Au) has a side length of 1.55 cm. If the sample is found to have a mass of 71.9 g, how do you find the density of Au?

##### 1 Answer

Aug 31, 2016

It is easy to find the density of gold by using a simple formula.

#### Explanation:

The density of any substance is mass/volume.

The volume of a cube is

where

∴