So much Pressure
It is stifling here!
Does volume matter?
Oh Avogadro!
Potpourie
100
It needs to be kept constant in Boyle's Law
What is Temperature
100
Driving through a desert on a summer day can see the tires of your car get shredded.
What is due to expanding volume.
100
One mole of all gasses occupy this volume at STP
What is 22.4 L
100
Three factors that affect gas pressure.
What are the temperature, the volume and the number of particles.
100
Ideal gases
What are do not exist.
200
When pressure increases volume decreases holds true at constant temperature.
What is Boyles' Law
200
The phenomenon that the density of air in a hot air balloon decreases causing it to float up.
What is due to Charle's Law.
200
Temperature and pressure are directly proportional under this condition.
What is at constant volume.
200
The relationship between the number of molecules and the volume of a gas:
What is Avogadro's principle.
200
The combined gas law describes this.
What is the relationship between temperature, pressure and volume of a gas.
300
A helium balloon occupies 2.5 L volume at 1 atm. What will be its volume when the same balloon is taken down to a depth of 10.5 meters under the sea where the pressure is 2 atm?
What is 1.25 L.
300
The can of soda pop explodes when it is frozen.
What is due to an increase in the volume of frozen water the pressure increases.
300
The number of particles in gases at standard temperature and pressure are proportional to this gas quantity.
What is the volume.
300
The mathematical expression when we include the number of particles in relating the pressure, volume and temperature of a gas.
What is the combined gas law.
300
The standard pressure at the beach.
What is 1 atm.
400
Twice as many oxygen and nitrogen molecules are inhaled during this activity.
What is a SCUBA dive.
400
At constant pressure the volume occupied by a fixed amount of gas is directly proportional to its absolute temperature.
What is Charles' law.
400
When temperature is absolute zero, the volume of a gas becomes zero to maintain the relationship: PV = k!
What is false.
400
The number of moles constituted by 1.50x1024 particles.
What is 2.5 moles.
400
The mass of 22.4 L of Hydrogen gas at standard temperature and pressure.
What is 2.016 g.
500
Your clothes feel tight because the contents of your stomach expand during this.
What is during a flight when the airplane reaches cruising altitudes of 10,000 m.
500
A gas balloon has a volume of 5 L, at 25 0C, The volume of this balloon changes to this when the temperature is raised to 100 0C, at constant temperature.
What is 20L.
500
A cylinder with a moving piston with air at a pressure of 100 kPa registers a volume of 0.75 L. When the pressure is increased to 300 kPa, the new volume will be-------------, if the temperature does not change.
What is 0.25 L.
500
A cylinder contains 2 moles of nitrogen, and 2 moles of oxygen. When you count the total number of particles you find that your cylinder has -------------- particles.
What is 2.408 x 1024 particles or 4 mols.
500
The pressure of an ideal gas doubles when the temperature is changed.
What is two times the initial temperature in Kelvins.