Chapter 1.3 - Ideal Gas Laws (Practice)

Determine the Kelvin temperature of 2.49 moles of gas contained in a 1.00-L vessel at a pressure of 143 kPa.

Determine the number of moles in a container of gas at STP with a volume of 99.2 L. 

• 2222.08 moles
• 4.43 moles
• 22.4 moles 
• 76.8 moles

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?

• .002766 mole
• .0069 mol
• 2.766 mol
• 9.887 mol

What about gasses can be measured?

• Pressure and Volume

• Temperature, Volume, and Pressure

• Volume and Temperature

• Pressure, Temperature, Volume, and Moles

Determine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure. 

• 0 K 
• 107 K 
• 207 K 
• 307 K 

Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.

• 7.18 L 
• 7.81 L
• 4.63 L
• 4.36 L

What does R stand for

• Ideal gas constant

• Real gas constant

• Temperature constant

• Ideal gas law

What pressure, in kPa, is exerted by 2.50 L of gas containing 1.35 mol at 320 K?

PV=nRT

Consider a sample of oxygen gas at 27° C with a volume of 9.55L at a pressure if 2.97 atm.  The pressure is changed to 8.25 atm and the gas is heated to 125° C.  What’s the new volume? 

• 4.56 L
• 4.6 L
• 15.9 L
• 16 L

Tags

NGSS.MS-PS1-4

If I have 4 moles of a gas at a pressure of 5.6 atm and a volume of 12 liters, what is the temperature?