Review Quiz2 - Properties of Matter

Which of the following is a homogeneous mixture?

• Sugar

• Air

• Water

• Oxygen

A rectangular solid is 4cm long, 3 cm high, and 6 cm wide. The mass of the solid is 172 g. Calculate the density for this solid.

• 0.42 g/cm³

• 12,384 g/cm³

• 2.4 g/cm³

• 6.4 g/cm³

An unknown liquid has a density of 1.38 g/mL. What is the volume of a 5.4 g sample of this unknown liquid?

• 3.9 mL

• 0.25 mL

• 7.5 mL

• 1.25 mL

A rock that has a density of 2.5 g/mL is dropped into a graduated cylinder that has 10 mL of water. The graduated cylinder now reads 22 mL. What is the mass of the rock?

• 55 g

• 4.8 g

• 30 g

• 25 g

Sugar being dissolved in water is a physical property.

• True

• False

Burning is a chemical property.

• True

• False

Freezing is an example of a physical change.

• True

• False

Iron melting is an example of a chemical change.

• True

• False

Oxygen is an example of

• pure substance

• mixture

Carbon dioxide is a

• element

• compound

• homogeneous mixture

• heterogeneous

  mixture