A chemist has a block of copper metal (density is 8.96 g/mL). The block weighs 2.30 g. What is the volume of the copper block in mL?

Answer 1

Simply use dimensional analysis:

2.30 g x 1 ml / 8.96 g

note that g cancel leaving you with ml

2.30 g x 1 ml / 8.96 g = 0.257 mls