Gas Laws Review

As the temperature decreases, for example when you take a tightly filled Mylar balloon outside in the winter, the volume:

• A. increase

• B. decreases

• C. stays the same

Tags

NGSS.MS-PS1-4

If you have 250,000 Pa, what is the pressure in atm?

• A. 250 atm

• B. 330 atm

• C. 0.33 atm

• D. 2.5 atm

STP stands for standard temperature and pressure, which means:

• A. 25 °C and 1 atm

• B. 273 K and 760 mmHg

• C. 0 °C and 150 kPa

To change the volume of a gas at constant temperature from 9.00 dm³ to 12.00 dm³ it would be necessary to change the pressure from 101.3 kPa to kPa.

• A. 304

• B. 76.0

• C. 33.7

• D. 136

According to Boyle's Law, the relationship between the pressure and the volume of a gas at constant temperature is:

• A. positively correlated.

• B. inversely proportional.

• C. numerically inconsistent.

The total pressure of a mixture of gases in a container of fixed volume is equal to the:

• A. pressure exerted by the gas that has the most mass.

• B. pressure exerted by the gas with the greatest number of particles.

• C. sum of the pressures each gas would exert by itself in the same container.

• D. product of the pressures of each of the gases.

Which of the following gases will have the highest diffusion rate with temperature held constant?

• A. SO₂

• B. H₂O

• C. 03

If the temperature of a gas is increased (constant pressure), the volume

• A. decreases

• B. increases

• C. remains the same

If the temperature of a gas is decreased (constant volume), the pressure

• A. decreases

• B. increases

• C. remains the same

If the volume of a gas is decreased (constant temperature), the pressure

• A. decreases

• B. increases

• C. remains the same