Perform this operation and report the answer to the correct number of significant figures: What is the mass of a cube of aluminum that is 4.0 cm on each edge? The density of aluminum is 2.7 g/cm3. Show all calculations leading to an answer.

Question

Vcube= length-width-height
Vcube = 3.0cm.3.0cm.3.0cm=27cm3
2.7 g/cm3 = m/27cm3
m=2.7g/cm3.27cm3
m=73g

Answer 1

I agree
Good work.

Answer 2

Thank you :)