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gaslaw

Total questions: 22

Worksheet time: 2hrs 2mins

Name
Class
Date
1.
Which of the following would increase the (gas) pressure of a system?
a)
Increase the Temperature
b)
Pump in more gas
c)
Decrease the volume
d)
All of these
2.
What causes pressure?
a)
The walls of the container
b)
The vacuum in the container
c)
The collisions of the particles
d)
Atmospheric pressure acting on the outside walls
3.
If the pressure exerted by a gas at 25 degrees C in a volume of 0.044 L is 3.81 atm, how many moles of gas are present?
a)
.002766 mole
b)
.0069 mol
c)
2.766 mol
d)
9.887 mol
4.
Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.
a)
7.18 L 
b)
7.81 L
c)
4.63 L
d)
4.36 L
5.
A gas has a volume of 22.4 L at STP.  What is the new volume if the pressure is increased to 2 atm and the temperature is decreased to 250 K?
a)
10.3 L
b)
24.5 L
c)
48.9 L
d)
20.6 L
6.
You have a gas that has a pressure of 2 ATM and a volume of 10L.  What would be the new volume if the pressure was changed to 1 ATM?
a)
5 L
b)
20 L
c)
It would stay at 10L
d)
1 L
7.
A sample of carbon dioxide at STP is 0.50 L.  How many grams of carbon dioxide do we have?
a)
0.48 g
b)
0.49 g
c)
1.96 g
d)
0.98 g
8.
A 7.00 L sample of argon gas at 420. K exerts a pressure of 625 kPa.  If the gas is compressed to 1.25 L and the temperature is lowered to 350 K, what will be its new pressure in atm?
a)
10.4 atm
b)
2920 atm
c)
2916.7 atm
d)
28.8 atm
9.
Convert 4500 mm Hg to Kpa.
a)
5.9 Kpa
b)
44.51 Kpa
c)
455,850 Kpa
d)
600 Kpa
10.
A cylinder with a movable piston contains a sample of gas having a volume of 6.0 liters at 293 K and 1.0 atmosphere.  The gas is heated to 303 K, while the pressure is increased to 1.29 atmosphere. What is the final volume of the gas?
a)
8.0 L
b)
7.5 L
c)
4.8 L
d)
4.2 L
11.

Near Cozumel, Mexico, a scuba diver goes down 60 ft to look at the sea creature. As she descends, the air pressure increase. Which gas law is the an example of?

a)

Charles's law

b)

Boyle's law

c)

Dalton's Law

d)

Avogadro's Law

12.

The volume of a gas is inversely proportional to the pressure of gas is known as..

a)

Dalton Law

b)

Charles Law

c)

Ideal Gas Law

d)

Boyle's Law

13.

The Volume of a gas is proportional to number of moles of a gas is known as..

a)

Boyle's Law

b)

Charles's Law

c)

Avogadro's Law

d)

Ideal gas Law

14.

The volume of a gas is proportional to the temperature of a gas is known as..

a)

Dalton's Law

b)

Charles's Law

c)

Ideal gas Law

d)

Boyle's Law

15.

A child receives a helium balloon in a shopping mall. When he goes out side during a snowstorm, the balloon decreases in size. Which gas law is this an example of?

a)

Avogadro's Law

b)

Ideal gas Law

c)

Charles's Law

d)

Boyle's law

16.

While traveling, an airplane passenger placed a bag of potato chips in his checked luggage. When he oped the luggage, the bag had exploded and potato chips were everywhere in his luggage.

a)

Avogadro's Law

b)

Ideal gas Law

c)

Charles's Law

d)

Boyle's Law

17.

The total pressure of a gas mixture is the sum of the partial pressure of its components is known as

a)

Ideal gas Law

b)

Dalton's Law

c)

Charles's Law

d)

Boyle's Law

18.

To what temperature must a balloon, initially at 25 degree Celsius and 2.00 L, be heated in order to have a volume of 6.00 L?

a)

403 K

b)

993 K

c)

655 K

d)

894 K

19.

What is the volume of 5.60 g of 02 at 7.78 atm and 415 K?

a)

1.53 L

b)

25.0 L

c)

24.5 L

d)

0.766 L

20.

What pressure will 14.0 g of C0 (Carbon monoxide) exert in a 3.5 L container at 75 degree Celsius.

a)

5.0 atm

b)

15.5 atm

c)

4.1 atm

d)

6.4 atm

21.

what is the mass of NO2 is contained in a 13.0 L tank at 4.58 atm and 385 K?

a)

86.7g

b)

69.2 g

c)

18.8 g

d)

53.1g

22.

A large balloon is initially filled to a volume of 25.0 L at 353 K and a pressure of 2575 mm Hg. What volume of gas will the balloon contain at 1.35 atm and 253 K ?

Hint- 760 mm Hg = 1atm (atmospheric pressure)

2575 mm of Hg. 1 atm./766 mm of Hg =

a)

45.0 L

b)

58.6 L

c)

87.5 L

d)

11.4 L