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Chemistry: Gas Laws

Total questions: 41

Worksheet time: 21mins

Name
Class
Date
1.

Gases have enough ___ to overcome the intermolecular forces that hold solids and liquids together.

a)

kinetic energy

b)

potential energy

2.

Which theory makes assumptions about how gas particles behave?

a)

Kinetic Theory

b)

Nebular Theory

c)

Atomic Theory

d)

Ideal Theory

3.

The force exerted by particles pressing against a surface is called...

a)

pressure

b)

volume

c)

kinetic energy

d)

chemical potential energy

4.

Standard Pressure is...

a)

1 atm

b)

10 atm

c)

100 atm

d)

0 atm

5.

Standard Temperature is...

a)

-273°C

b)

0°C

c)

10°C

d)

100°C

6.

Which device measures atmospheric pressure?

a)

thermometer

b)

barometer

c)

tachometer

d)

velocimeter

7.

Which states of matter are easily compressible? Select all that apply.

a)

solid

b)

liquid

c)

gas

8.

Variables A and B are directly proportional. That means, if you multiply A by 2...

a)

B will multiply by 2

b)

B will divide by 2

c)

B will add 2

d)

B will subtract 2

9.

Variables A and B are inversely proportional. That means, if you multiply A by 2...

a)

B will multiply by 2

b)

B will divide by 2

c)

B will add 2

d)

B will subtract 2

10.

As you increase in elevation, atmospheric pressure...

a)

increases

b)

decreases

11.

A perfect vacuum...

a)

has no gas in it

b)

is at 273 K

c)

follows the rules of Kinetic Theory

d)

does not follow the rules of Kinetic Theory

12.

An ideal gas...

a)

exerts no pressure

b)

is at 273 K

c)

follows the rules of Kinetic Theory

d)

does not follow the rules of Kinetic Theory

13.

A real gas...

a)

exerts no pressure

b)

is at 273 K

c)

follows the rules of Kinetic Theory

d)

does not follow the rules of Kinetic Theory

14.

The measure of the average kinetic energy of particles within a system is called...

a)

volume

b)

temperature

c)

moles

d)

pressure

15.

What is the coldest possible temperature?

a)

0°C

b)

273°C

c)

-273°C

d)

-32°C

16.

moles and volume

a)

directly proportional

b)

inversely proportional

17.

moles and pressure

a)

directly proportional

b)

inversely proportional

18.

volume and pressure

a)

directly proportional

b)

inversely proportional

19.

temperature and volume

a)

directly proportional

b)

inversely proportional

20.

temperature and pressure

a)

directly proportional

b)

inversely proportional

21.

molar mass and rate of diffusion or effusion

a)

directly proportional

b)

inversely proportional

22.

Convert -100°C to K.

a)

-373 K

b)

-173 K

c)

173 K

d)

100 K

23.

Convert 200 K to °C.

a)

473°C

b)

-73°C

c)

73°C

d)

200°C

24.

A beaker of water is heated and the temperature increases 30°C. By how many K did the temperature increase?

a)

30 K

b)

60 K

c)

15 K

d)

10 K

25.

P1V1 = P2V2

a)

Boyle's Law

b)

Charles's Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Graham's Law

26.

V1 / T1 = V2 / T2

a)

Boyle's Law

b)

Charles's Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Graham's Law

27.

V1 / n1 = V2 / n2

a)

Boyle's Law

b)

Ideal Gas Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Avogadro's Law

28.

P1 / T1 = P2 / T2

a)

Boyle's Law

b)

Charles's Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Avogadro's Law

29.

Ptotal = P1 + P2 + P3 ...

a)

Boyle's Law

b)

Graham's Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Avogadro's Law

30.

RateA / RateB = √(molar massA / molar massB)

a)

Ideal Gas Law

b)

Graham's Law

c)

Gay-Lussac's Law

d)

Dalton's Law

e)

Avogadro's Law

31.

When Boyle's, Charles's, and Gay-Lussac's are merged into one formula, you get P1V1/T1 = P2V2/T2, which is called...

a)

Combined Gas Law

b)

Ideal Gas Law

c)

Dalton's Law

d)

Graham's Law

e)

Avogadro's Law

32.

PV=nRT

a)

Boyle's Law

b)

Ideal Gas Law

c)

Gay-Lussac's Law

d)

Charles's Law

e)

Avogadro's Law

33.

A 15 L piston has a pressure of 100 kPa. At what volume will the pressure be 400 kPa?

a)

3.75 L

b)

60 L

c)

7.5 L

d)

30 L

34.

A balloon containing 2 mol of gas has a volume of 10 L. How large will the balloon be when there are 3 mol of gas?

a)

15 L

b)

20 L

c)

5 L

d)

7.5 L

35.

How many grams of helium are in a 50 L container at 300 K at 1.2 atm of pressure?

a)

9.76 g

b)

18.8 g

c)

4.00 g

d)

0.531 g

36.

Which is true regarding the rates of effusion of F2 and Ne?

a)

F2 effuses at 0.73 the rate of Ne

b)

Ne effuses at 0.73 the rate of F2

c)

F2 effuses at 1.2 the rate of Ne

d)

Ne effuses at 1.2 the rate of F2

37.

A balloon is 60 L when at 12°C. What is the volume of the container at 25°C?

a)

62.7 L

b)

58.9 L

c)

43.2 L

d)

76.1 L

38.

A gas within a 25 L container is at 150 kPa and 312 K. What is the temperature inside the container when the container is 45 L and 120 kPa?

a)

449 K

b)

299 K

c)

182 K

d)

310 K

39.

A gas tank contains Ne, Ar, and He, with partial pressures of 100, 150, and 175 kPa, respectively. What is the total pressure within the tank?

a)

425 kPa

b)

350 kPa

c)

250 kPa

d)

125 kPa

40.

Which of these gases will diffuse the fastest?

a)

H

b)

O2

c)

Cl2

d)

Rn

41.

The pressure within a tire is 44 PSI. Determine its pressure in kPa. (1 atm = 101.3 kPa = 14.7 PSI = 760 mmHg)

a)

303 kPa

b)

151 kPa

c)

23 kPa

d)

826 kPa

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