Exam 11: What If There Were No Intermolecular Forces - the Ideal Gas

For an ideal gas, which pairs of the variables below are inversely proportional to each assuming all other variables are kept constant?

Find the number of liters occupied by 3.0 moles of nitrogen gas at STP.

0.123 g of a gas occupy a volume of 124 mL at 120. °C and 760. torr. Its molar mass is ________ g/mol.

0.024 moles of nitrogen gas occupy 4.0 L at 0.90 atm pressure. What will be the final volume if the container is allowed to expand and the pressure is reduced to 0.30 atm while the temperature is kept constant?

Which statement is true for an ideal gas?

0.123 g of a gas occupy a volume of 124 mL at 120. °C and 760. torr. The possible formula of the gas is ________.

The volume occupied by 4.00 g oxygen gas at STP is ________.

The atmospheric pressure increases as an airplane increases in altitude.

1 atm is equal to ________. 1 atm = 760 torr.

Imagine a balloon that you blow up to a full size. What do you expect to happen if you suspend the balloon over a bunsen burner? Assume that the pressure does not change significantly.

Match each set of two variables of an ideal gas with its corresponding relationship (proportional or inversely proportional). -pressure and number of moles

The pressure of 2.00 atm is equal to 152 cm Hg.

Imagine a balloon that you blow up to a full size. What do you expect to happen if you pour liquid nitrogen at 77 K over the surface of the balloon? Assume that the pressure does not change significantly.

The volume of 2.3 g nitrogen gas at STP is ________.

The density of carbon dioxide as STP is ________.

As the volume of a gas is allowed to double, its pressure is halved as long as the temperature is kept constant.

Match the event to the corresponding consequence . -At constant temperature and for the same gas, as density increases, ________.

The density of a gas is independent of temperature.

Match the number of moles with each of the following quantities of substances, measured at STP. -1.00 mole

As temperature increases the volume of a gas increases, even if the pressure is not kept constant.