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Stoichiometry Quiz Review
Test Description: Basic stoichiometry review.
Instructions: Answer all questions to get your test result.
1) How many moles of LiOH are required to react with 10 moles of CO2? CO2 + 2 LiOH -- Li2CO3 + H2O
A
40
B
20
C
10
D
30
2) How many moles of Al are produced when 3 moles of Al2O3 decompose? 2 Al2O3 --– 4 Al + 3 O2
A
3
B
4
C
6
D
8
3) How many moles of water will be produced from the reaction of 5 moles of NH3? 4 NH3 + 3O2 --- 2N2 + 6H2O
A
3.75
B
10.5
C
7.5
D
15
4) How many moles of LiOH are required to react with 3 moles of CO2? CO2 + 2 LiOH ---- Li2CO3 + H2O
A
6
B
3
C
5
D
4
5) How many moles of CO2 are produced when 4 moles of C3H8 react? C3H8 + 5 O2 ---- 3 CO2 + 4 H2O
A
12
B
4
C
6
D
8
6) How many moles of NiCl2 are produced when 4.5 moles of Ni(ClO3)2 decompose? Ni(ClO3)2 ---- NiCl2 + 3 O2
A
20
B
9
C
15
D
4.5
7) How many moles of O2 are produced when 6 moles of Al2O3 decompose? 2 Al2O3 ---- 4 Al + 3 O2
A
10
B
6
C
12
D
9
8) How many moles of O2 are required to react with 6 moles of C3H8? C3H8 + 5 O2 ---- 3 CO2 + 4 H2O
A
20
B
30
C
10
D
5
9) How many moles of O2 are produced when 1.25 moles of Ni(ClO3)2 decompose? Ni(ClO3)2 ---- NiCl2 + 3 O2
A
10
B
3.75
C
6
D
4.5
10) How many moles of H2O are produced when 3.2 moles of NH3 react? 4 NH3 + 3 O2 ---- 2 N2 + 6 H2O
A
6
B
4.8
C
7
D
5
*select an answer for all questions
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