gas lawsjeopardy
DESCRIPTION
This is a Jeopardy! game about the gas laws (for a high-school chemistry class).TRANSCRIPT
Jeopardy!The Gas Laws
Wild Card
The Math
TheDefinitions
TheVisuals
TheFormulas
2 points
3 points
4 points
5 points
6 points
7 points 7 points
6 points
5 points
4 points
3 points
2 points 2 points
3 points
4 points
5 points
6 points
7 points 7 points
6 points
5 points
4 points
3 points
2 points 2 points
3 points
4 points
5 points
6 points
7 points
Final Round : Double Jeopardy Question
Team 2 :Team 1 :
Wild Card: 2 Points
The Answer Is :Its moving molecules hit the container walls.
The Question Is :Why does a gas in a closed container exert pressure?
Stop! Time’s Up!
Wild Card: 3 Points
The Answer Is :Absolute-zero is the temperature at which, theoretically, average molecular kinetic energy is zero.
The Question Is :What is absolute-zero temperature?
Stop! Time’s Up!
Wild Card: 4 Points
The Answer Is :300 K
The Question Is :Convert 27 degrees Celsius into a Kelvin temperature.
Stop! Time’s Up!
Wild Card: 5 Points
The Answer Is :The same force applied to a smaller area results in a greater pressure.
The Question Is :What is the relationship between the area a force is applied to and the resulting pressure?
Stop! Time’s Up!
Wild Card: 6 Points
The Answer Is :3.84 atm
The Question Is :A sample of helium gas has a volume of 200.0 mL at 0.960 atm. What pressure, in atm, is needed to reduce the volume at constant temperature to 50.0 mL?Stop!
Time’s Up!
Wild Card: 7 Points
The Answer Is :26.3 mL
The Question Is :The volume of a gas is 27.5 mL at 22 degrees Celsius and 0.974 atm. What will the volume be at 15.0 degrees Celsius and 0.993 atm?Stop!
Time’s Up!
The Math: 2 Points
The Answer Is :760.0 torr
The Question Is :Some hydrogen gas is collected over water at 20.0 degrees Celsius. The levels of water inside and outside the gas-collection bottle are the same. The partial pressure of hydrogen is 742.5 torr. What is the barometric pressure at the time the gas is collected?
Stop! Time’s Up!
A gas at 65 degrees Celsius occupies 4.22 L. At what Celsius temperature will the volume be 3.87 L, assuming the same pressure?
The Math: 3 Points
The Answer Is :262 K, or -11 C
The Question Is :
Stop! Time’s Up!
The Math: 4 Points
A helium-filled balloon has a volume of 2.75 L at 20 degrees Celsius. The volume of the balloon decreases to 2.46 L after it is placed outside on a cold day. What is the outside temperature in K? in C?
The Answer Is :262 K, or -11 C
The Question Is :
Stop! Time’s Up!
The Math: 5 Points
The Answer Is :1000 ml of He
The Question Is :A Balloon filled with helium gas has a volume of 500 mL at a pressure of 1 atm. The balloon is released and reaches an altitude of 6.5 km, where the pressure is 0.5 atm. Assuming that the temperature has remained the same, what volume does the gas occupy at this height?
Stop! Time’s Up!
The Math: 6 Points
The volume of gas is 27.5 mL at 22.0 degrees Celsius and 0.974 atm. What will the volume be at 15.0 degrees Celsius and 0.993 atm?
The Answer Is :26.3 mL
The Question Is :
Stop! Time’s Up!
The Math: 7 Points
A 700 mL gas sample at STP is compressed to a volume of 200 ML, and the temperature is increased to 30.0 degrees Celsius. What is the new pressure of the gas in Pa?
The Answer Is :3.94 x 105 Pa, or 394 kPa
The Question Is :
Stop! Time’s Up!
The Definitions: 2 Points
What is atmospheric pressure?
The Answer Is :The sum of the individual pressures of all the gases in the atmosphere.
The Question Is :
Stop! Time’s Up!
The Definitions: 3 Points
What is partial pressure?
The Answer Is :The pressure of each gas in a mixture.
The Question Is :
Stop! Time’s Up!
The Definitions: 4 Points
What are the gas laws?
The Answer Is :Simple mathematical relationships between the volume, temperature, pressure, and amount of gas.
The Question Is :
Stop! Time’s Up!
The Definitions: 5 Points
What is the combined gas law?
The Answer Is :It expresses the relationship between pressure, volume, and temperature of a fixed amount of gas.
The Question Is :
Stop! Time’s Up!
The Definitions: 6 Points
What is Dalton’s Law of Partial Pressures?
The Answer Is :It states that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the component gases.
The Question Is :
Stop! Time’s Up!
The Definitions: 7 Points
What is Gay-Lussac’s Law?
The Answer Is :It states that the pressure of a fixed mass of gas at constant volume varies directly with the Kelvin temperature.
The Question Is :
Stop! Time’s Up!
The Visuals: 2 Points
What is the gas law in the animation shown to the right?
The Answer Is :Gay-Lussac’s Law
The Question Is :
Lower temperature, Lower pressure
Higher temperature, Higher pressure
Stop! Time’s Up!
The Visuals: 3 Points
What is the gas law in the animation shown to the right?
The Answer Is :Boyle’s Law
The Question Is :
Higher Volume, Lower pressure
Lower Volume, Higher pressure
Stop! Time’s Up!
The Visuals: 4 Points
What is the gas law in the animation shown to the right?
The Answer Is :Charles’ Law
The Question Is :
Higher Temperature, Higher Volume
Lower Temperature, Lower VolumeStop! Time’s Up!
The Visuals: 5 Points
What is the gas law in the animation shown to the right?
The Answer Is :Gay-Lussac’s Law
The Question Is :One gas with a pressure of 0.12 atm
Another gas with a pressure of 0.12 atm
Both gases at 0.24 a pressure of 0.24 atm
Stop! Time’s Up!
The Visuals: 6 Points
What is the gas law in the graph shown to the right?
The Answer Is :Boyle’s Law
The Question Is :
0 1 2 3 4 5 6 70
200
400
600
800
1000
1200
1400Pressure (atm)
VolumeStop! Time’s Up!
The Visuals: 7 Points
What process is shown in the animation to the right?
The Answer Is :Water Displacement
The Question Is :A gas before the process is done
The gas after the process has been combined with water vapor
Stop! Time’s Up!
The Formulas: 2 Points
The Answer Is :PT = P1 + P2 + P3 + P4…
The Question Is :What is the formula for Dalton’s Law of Partial Pressure (not the one for a gas collected by water displacement)?
Stop! Time’s Up!
The Formulas: 3 Points
The Answer Is :Patm = Pgas + PH2O
The Question Is :What is the formula for gases collected by water displacement?
Stop! Time’s Up!
The Formulas: 4 Points
The Answer Is :P1V1 = P2V2
The Question Is :What is the formula for Boyle’s Law?
Stop! Time’s Up!
The Formulas: 5 Points
The Answer Is :
The Question Is :What is the formula for Gay-Lussac’s Law?
P1
T1= P2
T2
Stop! Time’s Up!
The Formulas: 6 Points
The Answer Is :
The Question Is :What is the formula for Charles’ Law?
V1
T1= V2
T2
Stop! Time’s Up!
The Formulas: 7 Points
The Answer Is :
The Question Is :What is the formula for the Combined Gas Law?
P1V1
T1= P2V2
T2
Stop! Time’s Up!
Double Jeopardy
The Question Is :-273.15; It is the lowest temperature possible; The average kinetic energy of gas molecules is directly proportional to the Kelvin temperature.
The Question Is :What is the Celsius equivalent to absolute zero? What is the significance of this temperature and what is the relationship between Kelvin temperature and the average kinetic energy of gas molecules?
Stop! Time’s Up!