WorksheetsMole to Mole Stoichiometry
Total questions: 10
Worksheet time: 9mins
Name
Class
Date
1.
Which of the following represent a mole ratio between silver nitrate and copper(II) nitrate in the following reaction:
2AgNO3 + Cu --> Cu(NO3)2 + 2Ag
2AgNO3 + Cu --> Cu(NO3)2 + 2Ag
a)
2 mol AgNO3 / 2 mol Ag
b)
2 mol Ag / 2 mol AgNO3
c)
2 mol AgNO3 / 2 mol Cu(NO3)2
d)
2 mol AgNO3 / 1 mol Cu(NO3)2
2.
4NH3 + 5O2-->4NO + 6H2O
What is the total number of moles of H2O produced when 12 mole of NH3 is completely consumed?
What is the total number of moles of H2O produced when 12 mole of NH3 is completely consumed?
a)
15
b)
18
c)
20
d)
24
3.
2 C2H6 + 7 O2 → 4 CO2 + 6 H2O
Ethane (C2H6) combusts in the above reaction. What is the mole ratio of carbon dioxide to water?
a)
b)
c)
d)
4.
2 C2H6 + 7 O2 → 4 CO2 + 6 H2O
New problem: If 16 moles of carbon dioxide are formed by this reaction, how many moles of water were also produced?
a)
4 mol H2O
b)
6 mol H2O
c)
24 mol H2O
d)
96 mol H2O
5.
What number should be in front of each substance in the chemical equation?
___N2+___F2 --> ___ NF3
a)
1, 2, 3
b)
2, 1, 3
c)
1, 3, 2
d)
3, 1, 2
6.
What coefficient should be used to make the following equation balanced?
N2+O2--> _NO
N2+O2--> _NO
a)
1
b)
2
c)
3
d)
4
7.
For the following reaction, how many moles of silver is produced, if 10 moles of silver nitrate is completely reacted during the reaction?
2AgNO3 + Cu --> Cu(NO3)2 + 2Ag
2AgNO3 + Cu --> Cu(NO3)2 + 2Ag
a)
2 moles
b)
2.5 moles
c)
5 moles
d)
10 moles
8.
For the following reaction, how many moles of pure copper is need to produce 8 moles of pure silver?
2AgNO3 + Cu --> Cu(NO3)2 + 2Ag
a)
1 moles
b)
2 moles
c)
4 moles
d)
8 moles
9.
N2 + 3H2 --> 2NH3
How many moles of N2 is needed to react with 6 moles of H2?
How many moles of N2 is needed to react with 6 moles of H2?
a)
6.7
b)
2.0
c)
3.0
d)
15.0
10.
2Na + S -->Na2S
What is the total number of moles of S that reacts when 4.0 moles of Na were completely consumed?
What is the total number of moles of S that reacts when 4.0 moles of Na were completely consumed?
a)
1
b)
2
c)
0.5
d)
4
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