Pressure and Volume
Temperature and Volume
Ideal gas law
Gas law calculations
Random/Stoich
100

This is the meaning of STP

What is standard temperature and pressure.


100

This is how Celsius is converted to Kelvin

What is add 273.15

100
This is the required unit for pressure when using the ideal gas law.
What is atmosphere
100
A gas occupies 12.3 L at a pressure of 40 mmHg. What is the volume when the pressure is increased to 60 mmHg?
What is 8.2 L
100

Calculate the volume of O2, at STP, required for the complete combustion of 125 g of octane, C8H18

307 L

200
This is the type of relationship that pressure and volume have (direct or indirect)
What is indirect
200
This is what happens to the volume of a gas when temperature is increased
What is the volume increases
200
This is the required unit for volume when using the ideal gas law.
What is Liter
200
Convert 922 mmHg to atmospheres.
What is 1.2 atmospheres.
200
This is the instrument that is used to measure air pressure
What is a barometer
300
This is the Gas law that deals with pressure and volume only.
What is Boyle's law
300
This is what happens to the kinetic energy of gas molecules when they are cooled.
What is it decreases (they move slower)
300
This is the meaning of the variable "n" in the idea gas law.
What is moles
300
A gas occupies 900 mL at a temperature of 27 C. What is the volume at 132 C?
What is 1,215 mL
300

A gas phase mixture of H2 and N2 has a total pressure of 784 torr with an H2 partial pressure of 124 torr.  What mass of N2 gas is present in 2.00 L of the mixture
at 298 K?

What is 1.99 g

400

Gases tend to behave ideally at 

what is high temp and low pressure

400

What conversion factor should be used to determine the number of moles of a gas at STP when you are given the volume of a gas?

What is 22.4 L/ mol

400
These are 2 differences between the ideal gas law and the combined gas law.
What is the combined gas law needs 2 values for each variable, and ideal needs only 1. The ideal gas law includes moles, the combined does not. The ideal gas law needs specific units.
400

How many moles of helium are found in a balloon that contains 5.5 L of helium at a pressure of 1.15 atm and a temperature of 22.0 ºC?

What is 0.26 moles 
400

The four most common gases in the atmosphere are N2, O2, Ar, and CO2.  Assuming all gases are in containers of equal size, temperature, and pressure, which gas has the highest density?

CO2

500

If the following reaction takes place at a constant temperature in a sealed rigid container, the pressure will

   2 C2H6 +   7 O2  ®    4 CO2   + 6 H2O

What is increase

500

The four most common gases in the atmosphere are N2, O2, Ar, and CO2.  Which gas has the highest average kinetic energy at room temperature?

What is none. All have the same KE

500

These are the UNITS for "R" in the ideal gas law when the pressure is in atm

What is L x atm/mole x K

500

Hydrogen gas can be collected in the laboratory by adding an acid to aluminum metal with hydrochloric acid. Determine the volume of H2 that forms at 20 °C and a barometric pressure of 97.4 kPa when 9.00 g of aluminum react according to the equation. (12.5 L)

2Al(s)  +  6HCl(aq)  →  2AlCl3(aq)  +  3H2(g)

What is 12.5 L

500
This is Dalton's law of partial pressure
What is Total pressure = pressure of gas A + Pressure of gas B...
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