Gas Law Stoichiometry

A gas in a metal container at 5 atm (P1) has its temperature changed from 20 K (T1) to 90 K (T2). What is the final pressure in atmospheres (P2)?

• 22.5 atm

• 22.5 K

• 225 atm

• 225K

• correct answer is not given

Gas Laws involve what three terms?

• Solid Liquid Gas 

• Speed Velocity Acceleration 

• Elements Compounds Mixtures 

• Pressure Temperature Volume 

Hydrogen gas has a pressure of 14.2 psi at a temperature of 28 degrees Celsius. If the pressure is increased to 18.4 psi, what will be the new temperature?

• 390.03 psi

• 309.03 psi

• 1,086.82 psi

• 36.28 psi

• correct answer is not given

Boyle's Law describes the relationship between ____________ and _____________

• temperature and volume

• pressure and temperature

• pressure and volume

• constant temperature and volume

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

Gas laws involve what three variables?

• Solid Liquid Gas 

• Speed Velocity Acceleration 

• Elements Compounds Mixtures 

• Pressure Temperature Volume 

What is the relationship between volume and pressure?

• flipped

• direct

• inverse

• none

A sample of gas occupies 3.0 L at 2.0 atm. If the pressure is decreased to 1.0 atm, what will be the new volume of the gas?

• 6.0 L

• 1.5 L

• 3.0 L

• 2.0 L