Question

A block of aluminium occupies a volume of 15ml and weight 40.5g. what is its density?​

Answer 1

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Density is determined by dividing the substances mass by its volume.

Your aluminum block has a mass of 40.5 g and a volume of 15.0 mL.

D = m/V = 40.5/15.0 = 2.70 g/mL

Therefore, the density of the aluminum block is 2.70 g/mL.