wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Ideal, Dalton's, and Gas Law Stoichiometry Review

Total questions: 11

Worksheet time: 45mins

Name
Class
Date
1.

Three gases, Ar, N2 and H2 are mixed in a 500 L container. Ar has a pressure of 255 torr, N2 has a pressure of 228 torr and H2 has pressure of 752 torr. What is the total pressure in the container?

a)

483 torr

b)

270 torr

c)

1235 torr

2.
A mixture of hydrogen, nitrogen, and water vapor has a total pressure of 864 mmHg. The partial pressure of hydrogen is 220 mmHg and that of nitrogen is 410 mmHg. What is the partial pressure of water vapor?
a)
234 mmHg
b)
1.37 mmHg
c)
2.64 mmHg
d)
1, 494 mmHg
3.

A tank of gas contains 50 kPa of helium, 50 kPa of argon, and 100 kPa of neon. What is the total pressure of the gas mixture?

a)

100 kPa

b)

50 kPa

c)

200 L

d)

200 kPa

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.
Determine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure. 
a)
0 K 
b)
107 K 
c)
207 K 
d)

310. K 

6.

At 250 K and 1.75 atm, a gas has a mass of 15.3 g and occupies 5.60 L. What is the molar mass of the gas?

a)

32.04 g/mol

b)

48.91 g/mol

c)

42.15 g/mol

d)

54.28 g/mol

7.

 Find the density of neon gas at 0.725 atm and 25°C.

a)

0.35 g/L

b)

0.60 g/L

c)

0.47 g/L

d)

0.79 g/L

8.

Assuming pressure and temperature are constant, how many liters of NH3 are needed to react completely with 30.0L of NO?

4NH3(g) + 6NO (l)--> 5N2 (g) + 6H2O (l)

a)

5.0 L

b)

7.5 L

c)

20.0 L

d)

120.0 L

9.

2CO + O2 −-> 2CO2

How many liters of carbon dioxide at STP are produced from 10.0 L of carbon monoxide at STP?

a)

10.0 L

b)

5010 L

c)

20.0 L

d)

0.0199 L

10.

2Al + 6HCl --> 2AlCl3 + 3H2

Aluminium reacts with hydrochloric acid. How many grams of aluminum are necessary to produce 11 L of hydrogen gas at STP?

a)

13 g

b)

0.99 g

c)

8.8 g

d)

1.0 g

11.

A sample of hydrogen gas was collected over water at 20.0 ºC. The atmospheric pressure was 105.5 kPa. What is the pressure of the dry hydrogen gas?

a)

17.5 mm Hg

b)

105.5 KPa

c)

107.8 kPa

d)

103.2 kPa