LLU3 Partial Pressure and Mole Fraction

LL: Partial Pressure

Agenda

• Review questions

• Video notes

• Check on learning​

Some text here about the topic of discussion

Multiple Choice

Which container will have a lower pressure?

• left

• right

• they both have the same pressure

Multiple Choice

Of these three states of matter, which one has the most kinetic energy? 

• Solid 
• Liquid 
• Gas

Multiple Choice

Molar volume of any gas at STP

• 22.4 L
• 2.24 L
• 6.02 x 10²³ L
• 224 L

Video Outline

• Partial Pressure

• Dalton's Law

• Mole Fraction

• Pressure over water

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Multiple Choice

What is the total pressure of the heliox gas in the diagram?

• 300 kPa

• 100 kPa

• 400 kPa

• 500 kPa

Multiple Choice

Which of the following is a symbol representing the partial pressure of a gas in Dalton's law equation?

Multiple Choice

A tank of gas contains 50 kPa of helium, 50 kPa of argon, and 100 kPa of neon. What is the total pressure of the gas mixture?

• 100 kPa

• 50 kPa

• 200 L

• 200 kPa

Multiple Choice

A mixture of H, Ne, & O has a pressure of 12.4 atm. If Hydrogen measures 5.6 atm and Oxygen measures 2.0 atm, what is the pressure of Neon?

• 7.6 L

• 4.8 L

• 5.4 L

• 12.0 L

Multiple Choice

In a mixture of gases at 32.3 atm, Nitrogen gas makes up 60%. What is the partial pressure of the N₂?

• 5.38 atm

• 26.3 atm

• 19.4 atm

• 12.9 atm