Avogadro’s, Dalton’s & Ideal Gas Laws

The maximum safe pressure that a certain 4.00 L vessel can hold is 3.50 atm. If the vessel contains 0.410 mol of gas, what is the maximum temperature to which the vessel can be subjected?

• 319.2K

• 415.9K

• 612.5K

• 123.2K

How many moles are there in a 125 mL Erlenmeyer flask if the pressure is 755 mm Hg and the temperature is 20.0 C?

• .003 mol

• 1.23 mol

• 4.32mol

• 1.42mol

An average pair of human lungs contains about 3.5L of air after inhalation. Assuming that the air in your lungs is at 37.0C and 1.0 atm, determine the number of moles in air in your lungs after inhalation.

• 2.13mol

• 4.12mol

• 0.14mol

• 1.12mol

The maximum safe pressure that a certain 4.00L vessel can hold is 3.50atm. If the vessel contains 0.410 mol of gas, what is the maximum temperature to which the vessel can be subjected.

• 4 L

• 3.5 L

• 2.1 L

• 3.8 L

It is not safe to put aerosol canisters in a campfire, because the pressure inside the canisters gets very high and they can explode. If I have a 1.0 L canister which holds 2.0 mol of gas, and the campfire temperature is 1400 C, what is the pressure inside the canister?

• 310.23

• 274.7066

• 411.234

• 675.423

If I have a 50.0 L container that holds 45 moles of gas at a temperature of 200C, what is the pressure inside the container?

• 23.21

• 12

• 19.54

• 34.94

A sample of gas contains NO, NO2, and N2O. The pressure of the gas mixture is 4.68 atm. The pressure of NO is 501.6 mm Hg, whereas the pressure of NO2 is 2.54 atm. What is the pressure of N2O?

• 1.43

• 2.48

• 5.21

• 5.7

I have a balloon that can hold 100L of air. If I blow up the balloon with 3.0 mol of oxygen gas at a pressure of 1.0 atmosphere, what is the temperature of the ballon in celsius?

• 302

• 124

• 254

• 406

How many moles of gas does it take to occupy 120. Liters at a pressure of 2.3 atmospheres and a temperature of 340K.

• 2.43

• 5.48

• 1.65

• 7.45

A bubble of helium gas has a volume of 0.650 mL near the bottom of a large aquarium where the pressure is 1.54 atm and the temperature is 12C. Determine the number of moles of helium in the bubble.

• 4.3 x 10^9

• 3.2 x 10^7

• 4.3 x 10^-5

• 1.2 x 10^6