A block of aluminum is dropped into a graduated cylinder with an initial volume of water at 75mL and the volumes rises to 90mL. If the block has a mass of 40.5 g what is its density?

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Chemistry

3 March, 20:37

A block of aluminum is dropped into a graduated cylinder with an initial volume of water at 75mL and the volumes rises to 90mL. If the block has a mass of 40.5 g what is its density?

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Glenn Valentine · Answer 1

=2.7 g/cm³

=2700 kg/m³

Explanation:

Density is a ratio of the mass of an object to its volume.

The volume of the named block of aluminium is calculated as follows:

90mL - 75mL = 15mL

15mL = 15 cm³

The mass = 40.5 g

Therefore ρ=m/v

=40.5g/15cm³

=2.7 g/cm³

=2700 kg/m³