FirstQuarter
Al Ru’ya Bilingual School
The Science Department
Gas laws
Ch11.3 Worksheet
1. Matching:
Boyl’s law
e
a.Pressure and temperature are directly
proportional at constant volume
Avogadro’s law
d
b. volume and temperature are directly
proportional at constant pressure
Charles’s law
b
c. P1V1 / T1 = P1V2 / T2
Gay-losacc’s law
a
d. Equal volumes of different gases contain the
same number of molecules.
Gay-losacc’s law of reacting gases g
e. Pressure and volume are inversely
proportional at constant temperature
Dalton’s law of partial pressure
f. The total pressure of a mixture gases equals
The sum of partial pressures of the individual
gases
f
Gas collected by water displacement
g. The volumes of gaseous reactants and
products
Can be expressed as whole number ratio
Combined gas law
h. atmospheric pressure – pressure of water
vapor
c
Q2. In the reaction 2SO2 + O2
2SO3
1. What is the mole ratio of oxygen gas to sulfur trioxide gas in moles and liters?
2. What is the volume SO3 produced in at STP?
3. What is the volume of 10 moles of SO3 at STP?
4. What is the volume of 10 moles of oxygen at STP?
FirstQuarter
Al Ru’ya Bilingual School
The Science Department
Q3. Propane gas C3H8 reacts with oxygen according to the following equation
C3H8 + 5O2
3CO2 + 4H2O
1. What is the mole ratio of oxygen and propane in moles and liters?
2. What is the volume of CO2 gas produced?
3. What is the volume of oxygen gas in the above reaction?
Q4. Fe2O3(S) + 3CO(g)
2Fe(S) + 3CO2(g)
1. What is ratio of CO gas to CO2 gas in moles and liters?
2. What is the volume of the gaseous products in the above reaction?
Q5.
CH4(g) + 4Cl2(g)
CCl4(L) + 4HCl(g)
1. What is the ratio of gaseous reactant to the gaseous products in moles and liters?
2. What is the volume of HCl gas produced?