A gold bar is a cuboid measuring 5 cm by 10 cm by 8 cm. It is melted down and made into cubes with edges of length 2 cm. How many cubes can be made? The volume of the cuboid is: \(5 \times 10 ...

There are fewer copper atoms than aluminum atoms in the cubes. Copper atoms are much more massive than aluminum atoms. The extra mass makes copper more dense than aluminum. Volume is a measure of the ...