Which of the following properties of gases distinguish them from liquids-that is, are unique to the gaseous phase of matter?
1) Gases fill the available space.
2) Gases exhibit viscosity.
3) Gases exert pressure.
4) Gases are readily compressed.

Question

Quizplus · Accepted Answer

1) Gases can fill the available space, but so can liquids, therefore it is not unique to gases.
2) Viscosity is a property of liquids, not gases.
3) Gases exert pressure, which is unique to the gaseous phase of matter.
4) Gases are readily compressed, which is also unique to the gaseous phase of matter.

Which of the Following Properties of Gases Distinguish Them from Liquids-That