Gas Laws

Open Ended

How does the constant motion of particles relate to the properties of gases?

Multiple Choice

Why is understanding the kinetic theory important for studying gas laws?

• Because it explains the behavior of gases at the molecular level

• Because it describes chemical reactions

• Because it focuses on solid-state physics

• Because it only applies to liquids

Multiple Choice

Which of the following factors affects the number of collisions between particles?

• Number of particles and speed of particles

• Temperature and color of particles

• Shape and size of container

• Type of chemical bond

Fill in the Blank

Fill in the blank: Atmospheric pressure results from molecules striking the ___ and objects on it.

Open Ended

Explain how the number and force of molecular collisions relate to the pressure inside a closed container.

Multiple Choice

Which type of shoe would create the most pressure according to the formula pressure = force/area?

• High-heeled shoe

• Sneaker

• Snowshoe

• Flip-flop

Multiple Choice

Which of the following instruments is used to measure atmospheric pressure?

• Barometer

• Manometer

• Thermometer

• Hygrometer

Multiple Select

Select all the correct statements about standard atmospheric pressure.

• It is equal to 760 mm Hg.

• It is equal to 101.3 kPa.

• It is equal to 1 atmosphere (atm).

• It is equal to 500 torr.

Multiple Choice

Which of the following is NOT a value for standard pressure at sea level?

• 1 atmosphere (atm)

• 760 mm Hg

• 101.3 kPa

• 500 Torr

Open Ended

Explain how you would convert a pressure given in mm Hg to kPa using the information provided.

Multiple Choice

Which of the following statements about temperature and kinetic energy is correct?

• As temperature increases, kinetic energy decreases.

• As temperature decreases, kinetic energy increases.

• As temperature increases, kinetic energy increases.

• Temperature and kinetic energy are not related.

Fill in the Blank

Absolute zero is defined as the temperature at which all molecular motion would stop. What is this temperature in Celsius?

Open Ended

Why is it important to convert all temperatures to Kelvin when performing calculations related to gases?

Multiple Select

Select all the correct statements about standard temperature and pressure (STP).

• Standard temperature is 0°C or 273 K.

• Standard pressure is 1 atm, 101.3 kPa, 760 mmHg, or 760 Torr.

• Standard temperature is 100°C.

• Standard pressure is 500 mmHg.

Multiple Choice

According to the concept of heat transfer, in which direction does heat naturally flow?

• From cooler objects to warmer objects

• From warmer objects to cooler objects

• Equally in both directions

• It does not flow at all

Multiple Select

Which of the following statements about thermal equilibrium and kinetic energy are correct?

• At thermal equilibrium, the average kinetic energy of both objects is equal.

• Heat flows from cooler to warmer objects until equilibrium is reached.

• Initially, the warmer object has higher average kinetic energy than the cooler object.

• Heat transfer stops when both objects reach the same temperature.

Multiple Choice

Which of the following best describes the relationship between temperature, pressure, and volume for a gas?

• Pressure and volume are directly related; temperature is inversely related to both.

• Pressure and volume are inversely related; temperature is directly related to pressure and/or volume.

• Pressure, volume, and temperature are all inversely related.

• Pressure and temperature are inversely related; volume is directly related to both.

Fill in the Blank

According to Boyle's Law, if the volume of a gas increases, the pressure ___ .

Multiple Choice

Boyle's law :  The pressure and volume of a gas show a _____ relationship. 

• Inverse 
• Direct 

Open Ended

Explain how the relationship between pressure and volume in a gas is described by Boyle's Law. Use examples from the diagrams to support your answer.

Open Ended

Given the equation P₁V₁ = P₂V₂, describe how you would solve for the new pressure if the volume of a gas is doubled at constant temperature.

Multiple Choice

Which law describes the relationship between the volume of a gas and its absolute temperature at constant pressure?

• Boyle's Law

• Charles' Law

• Gay-Lussac's Law

• Avogadro's Law

Multiple Choice

According to Charles' Law, what happens to the volume of a gas if the temperature increases while the pressure remains constant?

• The volume decreases

• The volume stays the same

• The volume increases

• The volume fluctuates

Open Ended

A gas occupies a volume of 25.0 mL at STP. At what temperature would the gas occupy a volume of 35.0 mL if the pressure is held constant?

Multiple Choice

Which of the following statements about Gay-Lussac's Law is correct?

• At constant pressure, the volume of a gas varies inversely with temperature.

• At constant volume, the pressure of a gas varies directly with temperature.

• At constant temperature, the pressure of a gas varies directly with volume.

• At constant volume, the pressure of a gas varies inversely with temperature.

Multiple Choice

According to Gay-Lussac's Law, if the temperature of a gas increases while the volume remains constant, what happens to the pressure?

• The pressure decreases

• The pressure remains the same

• The pressure increases

• The pressure fluctuates

Multiple Choice

If a balloon is cooled what will happen to the volume?

• Volume will increase
• Volume will decrease
• Volume will not change

Open Ended

A gas exerts a pressure of 110.3 kPa at 5.00°C. What will the pressure be at 0°C, if the volume is held constant?

Multiple Choice

11. In following diagram A, B, C, and D (assume left most A and so forth with right most D) the arrows are showing –

• Decrease in energy thus more particle movement during change in state of matter
• Increase in energy thus less particle movement during change in state in state of matter
• Decrease in energy thus less particle movement during change in state of matter.
• Increase in energy thus more particle movement in each new state than before during the change in the state of matter.

Multiple Choice

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

Multiple Choice

What law combines all 3 factors (pressure, temperature, and volume)

• Combined Gas Law
• Charle's Law
• Boyle's Law
• Avagadros Ideal Gas Law

Multiple Choice

What about gasses can be measured?

• Pressure and Volume
• Temperature, Volume, and Pressure
• Volume and Temperature
• Pressure, Temperature, Volume, and Moles

Multiple Choice

According to the Kinetic Theory, what happens to the total energy of two particles after they collide?

• It increases

• It decreases

• It remains the same

• It depends on the type of particles

Open Ended

Summarize the three basic assumptions of the Kinetic Theory and explain how they relate to the behavior of gases.