Dalton's Law

In dry air, what is P_N ?

• 79.11 kPa

• 78.08 %

• 101.32 kPa

• 100.00 %

Steam distillation is based on:

• Avogadro's law

• Dalton's law

• Charles' Law

• None of these

Given that a vessel contains 0.672 mol O₂, 0.128 mol CO₂, and 0.200 mol N₂. If the total pressure of the vessel is 100 atm, what are the partial pressure of O₂, CO₂, and N₂ respectively. _{(That means, in that order).}

• 67.2 atm, 12.8 atm, 20.0 atm

• 67.2 atm, 20.0 atm, 12.8 atm

• 20.0 atm, 67.2 atm, 12.8 atm

• 12.8 atm, 20.0 atm, 67.2 atm

The pressure of a mixture of nitrogen, carbon dioxide, and oxygen is 300 kPa.
What is the partial pressure of oxygen is the partial pressures of the nitrogen and carbon dioxide are 200 kPa and 48 kPa, respectively. _{(That means, in that order)}

• 52 kPa

• 218 kPa

• 26 kPa

• 148 kPa

Two gases A and B with a mole ratio of 3:5 respectively, are combined in a container and exert a pressure of 8 atm. If B is removed, what would be the pressure due to A only, with the temperature remaining constant?

• 5 atm

• 2 atm

• 3 atm

• 4 atm

A container holds four times as many moles of CO₂ as O₂. If the total pressure in the container is 20 atm, what is the pressure exerted by carbon dioxide?

On Venus, the atmospheric pressure is 2700 mmHg and nitrogen gas makes up 3.0% of the atmosphere. What is the partial pressure of nitrogen on Venus?

• 2697 mmHg

• 81 mmHg

• 2619 mmHg

• 3 mmHg

Which of the following laws is used to calculate the total pressure of a gas mixture?

• Avogadro's Law

• Dalton's Law

• Boyle's Law

• Charles' Law

A container holds a mixture of helium and argon gases. If the partial pressure of helium is 150 kPa and the total pressure is 300 kPa, what is the partial pressure of argon?

• 150 kPa

• 300 kPa

• 450 kPa

• 1500 kPa

In a laboratory experiment, a mixture of gases exerts a total pressure of 760 mmHg. If the partial pressures of nitrogen and oxygen are 500 mmHg and 200 mmHg respectively, what is the partial pressure of the remaining gas?

• 60 mmHg

• 100 mmHg

• 200 mmHg

• 500 mmHg