dalton's law bell review redo

A tank contains 3.75 mole of oxygen gas and 1.90 moles of hydrogen gas. The total pressure in the tank is 800 mmHg. What is the partial pressure exerted by the hydrogen gas?

• 1.90 mmHg

• 531 mmHg

• 269 mmHg

• 794.35 mmHg

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

What is the partial pressure of hydrogen gas in a mixture of hydrogen and helium if the total pressure is 600 mmHg and the partial pressure of helium is 439 mmHg?

(a)  

Three gases, Ar, N2 and H2 are mixed in a 500L container. Ar has a pressure of 255 torr, N2 has a pressure of 228torr and H2 has pressure of 752torr. What is the total pressure in the container?

• 483torr
• 270torr
• 1235torr

A container holds a mixture of two different gases. The oxygen in a container exerts 80 mmHg of pressure on the inside of the container. The total pressure inside the container is 120 mmHg. What is the pressure of the other gas in the container?

• 200 mmHg

• 80 mmHg

• 40 mmHg

• 120 mmHg