91. Gases and Their Properties Notes Quiz

Gases has

• a definite shape and a definite volume

• an indefinite shape but a definite volume

• a definite shape but an indefinite volume

• an indefinite shape and indefinite volume

Unlike solids and liquids, gases can

• be compressed

• can expand

• can hold its shape

• can hold its volume

The energy of movement is ___.

• potential energy

• kinetic energy

• mechanical energy

The more energy that particles have, the ___ they move.

• slower

• faster

These properties describe a ___.

• solid

• liquid

• gas

These properties describe a ___.

• solid

• liquid

• gas

These properties describe a ___.

• solid

• liquid

• gas

Which one of these is NOT an Ideal Gas Assumption?

• Gas particles are hard, round spheres.

• Gas particles are strongly attracted to one another.

• Gas particles do not take up space.

• Gas particles collide perfectly elastically.

Gas pressure is caused by

• gas molecules colliding with surfaces
• gas molecules condensing to a liquid
• gas molecules hitting other gas molecule
• barometers

Convert: -45.9 C to K:

• 227.1 K
• 400 K
• 0 K
  373 K