A 2.4-kg pile of aluminum(ρ = 2.70 g/cm3)cans is melted, then cooled into a solid cube. What is the volume of the cube?

2 answers

s^3=mass/density=2400g/(2.70cm^3)
side of cube= curt(926)=cubrt889cm
=9.62cm
v = mass/density
= 2.4 kg / 2.70 g/cm^3

2.4 is only 2 sig fig