Name: 
 

Mole-Mole Stoichiometry


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Given the reaction:     2 CO + O2 --> 2 CO2
What is the minimum number of moles of O2 required to produce 1 mole of CO2?
a.
1.0
b.
2.0
c.
0.25
d.
0.50
 

 2. 
Given the reaction:    3 PbCl2 + Al2(SO4)3 --> 3 PbSO4 + 2 AlCl3
What quantity of PbSO4 is formed when 0.150 moles of Al2(SO4)3 is consumed?
a.
0.0500 moles
b.
0.150 moles
c.
0.450 moles
d.
0.600 moles
 

 3. 
Given the reaction:    Ca + 2 H2O --> Ca(OH)2 + H2
What quantity of H2O is needed to react exactly with 2.0 moles of Ca?
a.
1.0 mole
b.
2.0 moles
c.
0.50 moles
d.
4.0 moles
 

 4. 
Given the reaction:    2 NaOH + H2SO4 --> Na2SO4 + 2 H2O
What is the number of moles of NaOH needed to react completely with 2 moles of H2SO4?
a.
4
b.
2
c.
1
d.
0.5
 

 5. 
Given the reaction:     2 Na + 2 H2O --> 2 NaOH + H2
What is the number of moles of hydrogen molecules produced when 4 moles of sodium react completely?
a.
1
b.
2
c.
3
d.
4
 



 
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