7. Gases

Which statement correctly describes the relationship between pressure and volume of a gas according to the Ideal Gas Law, assuming temperature and amount of gas are constant?

Under which set of conditions would xenon (Xe) behave most like an ideal gas?

A gas within a piston-cylinder assembly undergoes compression at constant temperature. According to the ideal gas law, what happens to the pressure of the gas?

How many moles of oxygen (O_2) are present in 33.6 L of the gas at 1 atm and 0°C?

According to the ideal gas law, what volume would be occupied by 2.00 moles of propane gas (C_3H_8) at standard temperature and pressure (STP)?

How many molecules of O_2 occupy a volume of 1.0 L at 65 °C and 778 mm Hg? (Use R = 0.0821 L·atm·mol^{-1}·K^{-1} and 1 atm = 760 mm Hg.)

Which of the following molecules would exhibit the most ideal behavior under standard conditions?

Which equation best describes the relationship between pressure, volume, temperature, and amount of a gas contained within a piston-cylinder assembly under ideal conditions?

According to the ideal gas law, which of the following factors directly determines the volume of a gas, assuming the amount of gas is constant?

Why was the appearance of oxygen in the atmosphere a crucial event in the history of life?

Which of the following best explains the cause of the pressure that a gas exerts on the walls of its container according to the ideal gas law?

Under which conditions of temperature and pressure would a gas behave most like an ideal gas?

A 9.00 L tank contains 75.1 grams of fluorine gas (F_2) at a temperature of 355 K. What is the pressure inside the tank? (R = 0.0821 L·atm·mol^{-1}·K^{-1})

In a refrigeration system, what is the physical state of the refrigerant as it enters the compressor?

Which statement best describes the mass of a gas according to the ideal gas law?