Combined Gas law

Under what conditions is a real gals like and ideal gas?

• High temperature, high pressure

• Low temperature, high pressure

• High temperature, low pressure

• Low temperature, high pressure

If I initially have 4.0 L of a gas at a pressure of 1.1 atm, what will the volume be if I increase the pressure to 3.4 atm?

• 1.29 L

• 12.36 L

• 1.29 atm

• 12.36 atm

If I have 5.6 liters of gas in a piston at a pressure of 1.5 atm and compress the gas until its volume is 4.8 L, what will the new pressure inside the piston be?

• 1.8 atm

• 3.27 atm

• 1.8 L

• 3.27 atm

Hydrogen gas was cooled from 150^oC to 50^oC. Its new volume is 75 mL. What was its original volume?

• 98 mL

• 98 K

• 98^oC

• 98 L

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How do you convert Kelvin to Celsius?

• Add 273

• Subtract 273

• You can't convert those

• They are the same thing

Gas laws involve what three variables?

• Solid Liquid Gas 
• Speed Velocity Acceleration 
• Elements Compounds Mixtures 
• Pressure Temperature Volume 

What happens to pressure when temperature decreases

• increase in pressure

• decrease in pressure

• no change

Tags

NGSS.MS-PS1-4

What is the relationship between volume and pressure?

• flipped

• direct

• inverse

• none

what relationship does this graph show?

• temperature and pressure- direct

• temperature and pressure- inverse

• pressure and volume- direct

• pressure and volume- inverse

How do gas molecules move?

• In an orderly fashion
  
• Constantly and randomly
• In straight-line paths
• In a circular motion
  

Tags

NGSS.MS-PS1-4