Density Plus Practice Problems!

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d = ? V = 750 mL M = 98 g

0.13

A block of wood 3 cm on each side has a mass of 27 g. What is the density of the block? (Hint, don't forget to find the volume of the wood.)

1

Density of water

1 g/mL (or 1 g/cm³)

A block of aluminum occupies a volume of 16.0 mL and weighs 42.5 g. What is its density?

2.7

The density of silver is 10.5 g/cm3 . What will be the volume of a piece of silver having a mass of 31.5 g?

3

The density of pine is generally about 0.5 g/cm3 . What is the mass of a 800 cm3 piece of pine?

400

The density of mercury metal is 13.6 g/mL. What is the mass of 45 mL of the metal ?

612

A piece of tin has a mass of 16.52 g and a volume of 2.26 cm3 . What is the density of tin?

7.31

A 10.0 cm3 sample of copper has a mass of 89.6 g. What is the density of copper?

8.96

Density

Amount of mass within a given volume.

Mass

Amount of matter in an object

Volume

Amount of space an object takes up

Liquid Displacement

Process for finding the volume of an irregular solid

36.1

What is the volume of 325 g of metal with a density of 9.0 g/cm3 ?

D = M / V

Formula for density

L x W x H

Formula for finding volume of regular shape

Object floats in water

if density of object is less than dense than water

Triple Beam Balance

instrument used to measure mass

Graduated Cylinder

instrument used to measure volume of a liquid

grams (g)

unit for measuring mass

milliliters (mL)

unit for measuring volume of a liquid

cubic centimeters (cm3)

unit for measuring volume of a solid


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