Gas Laws - Assessment

1.

Multiple Choice

20 sec

1 pt

When the temperature of matter increases the particles...

speed up and move closer

speed up and move farther apart

slow down and move closer together

slow down and move farther apart

2.

Multiple Choice

20 sec

1 pt

How do gas molecules move?

in an orderly fashion

constantly and randomly

in straight line paths

in a circular motion

3.

Multiple Choice

20 sec

1 pt

True or False: Gases can be compressed.

True

False

4.

Multiple Choice

20 sec

1 pt

When Pressure increases then the Volume must...

Increase

decrease

5.

Multiple Choice

20 sec

1 pt

When Volume increases then Pressure must...

Increase

Decrease

6.

Multiple Choice

20 sec

1 pt

What type of relationship to pressure and volume have?

direct

inverse

no relationship

I don't know

7.

Multiple Choice

20 sec

1 pt

Which container will have a lower pressure?

left

right

they both have the same pressure

I don't know

8.

Multiple Choice

20 sec

1 pt

What causes pressure?

The walls of the container

The vacuum in the container

The collisions of the particles

Atmospheric pressure acting on the outside walls

9.

Multiple Choice

30 sec

1 pt

According to Boyle's law of PV, at constant temperature, as the pressure of a given sample of gas is increased, the volume will –

Increase

Decrease

Remains the same

10.

Multiple Choice

3 mins

1 pt

Boyle's PV law : When _______ is held constant, the pressure and volume of a gas are ________ proportional

temperature, equally

mass, inversely

temperature, inversely

mass, equally

11.

Multiple Choice

30 sec

1 pt

If a balloon is cooled what will happen to the volume?

Volume will increase

Volume will decrease

Volume will not change

12.

Multiple Choice

30 sec

1 pt

Which of the following would increase the (gas) pressure of a system?

Increase the Temperature

Pump in more gas

Decrease the volume

All of these

13.

Multiple Choice

30 sec

1 pt

Gases have...

A definite shape and volume

A definite shape but no definite volume

No definite shape but a definite volume

No definite shape or volume

14.

Multiple Choice

30 sec

1 pt

When the temperature of matter increases the particles...

speed up and move closer

speed up and move farther apart

slow down and move closer together

slow down and move farther apart

15.

Multiple Choice

30 sec

1 pt

A gas of volume V is placed in a balloon. Determine the new volume of the balloon if the pressure is tripled. The new volume will be ____ what it was originally.

1/3 of

1/6 of

1/9 of

9 times

16.

Multiple Choice

30 sec

1 pt

With pressure constant, the temperature of a gas is increased from 30^oC to 90^oC. The volume will _____. (Be sure to convert to Kelvin first.)

increase by about 20%

triple

decrease by 1/2

remain the same

17.

Multiple Choice

30 sec

1 pt

A gas of volume V is placed in a balloon. The absolute (Kelvin) temperature is tripled. The volume will be _____ what it was originally.

1/3

1/6

3 times

6 times

18.

Multiple Choice

30 sec

1 pt

A gas of volume V is place in a balloon. The pressure is reduced to 1/5 of the original pressure. The volume will be _____ what it was originally.

the same as

1/5

9 times

5 times

19.

Multiple Choice

30 sec

1 pt

If you collect 22.4 L of oxygen (O₂) at standard conditions, you will have ____.

1 mole of gas

6.02 x 10²³ molecules of gas

32 g of gas

All of these answers

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