Moles and Ideal Gas

Gases have...

• A definite shape and volume
• A definite shape but no definite volume
• No definite shape but a definite volume
• No definite shape or volume

What is the variable for this number 22.4 L

• P
• T
• n
• V

What is the variable for this number 32^oC

• P
• T
• n
• V

What is the variable for this number 9.10 atm

• P
• T
• n
• V

What is the variable for this number 122 K

• P
• T
• n
• V

What is the variable for this number 1.5 mol

• P
• T
• n
• V

PV=nRT

• Charles Law
• Boyle's Law
• Combined Gas Law
• Ideal Gas Law

Which law helps us find the moles of gas in a sample?

• Charles Law
• Boyle's Law
• Combined Gas Law
• Ideal Gas Law

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

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