Chemistry
Gas Laws Practice Test
1.
Calculate the pressure of a gas if 8.04 mol occupies 31.8 L at 35oC.
2. Place the following gases in order of decreasing average molecular speed:
CO2
CO
HCl
Cl2
H2
3. A gas sample occupies 350. mL at 546 mm Hg. What volume does the gas occupy at
652 mm Hg? Which gas law is used for this problem?
4. 2.50 L of gas originally at 45˚C is warmed to 85˚C.
pressure remains constant?
What is the new volume if the
5. A sample of gas occupies a volume of 120.0 mL at a pressure of 0.75 atm and a temperature of
22oC. What will the volume be at a pressure of 1.25 atm and a temperature of 70oC?
6. A birthday party balloon is filled with 0.045 grams of Helium gas. If the balloon takes up 750.
mL of space and has a pressure of 325 mm Hg, what is the temperature inside the balloon?
Gas Laws Practice Test
Chemistry
Gas Laws Practice Test
1.
Calculate the pressure of a gas if 8.04 mol occupies 31.8 L at 35oC.
2. Place the following gases in order of decreasing average molecular speed:
CO2
CO
HCl
Cl2
H2
3. A gas sample occupies 350. mL at 546 mm Hg. What volume does the gas occupy at
652 mm Hg? Which gas law is used for this problem?
4. 2.50 L of gas originally at 45˚C is warmed to 85˚C.
pressure remains constant?
What is the new volume if the
5. A sample of gas occupies a volume of 120.0 mL at a pressure of 0.75 atm and a temperature of
22oC. What will the volume be at a pressure of 1.25 atm and a temperature of 70oC?
6. A birthday party balloon is filled with 0.045 grams of Helium gas. If the balloon takes up 750.
mL of space and has a pressure of 325 mm Hg, what is the temperature inside the balloon?