WorksheetsStoichiometry Mole to mole practice
Total questions: 10
Worksheet time: 48mins
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.
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
5.
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
6.
2 FeCl3 + 3 H2SO4 → Fe2(SO4)3 + 6 HCl
If 6.0 moles of sulfuric acid, H2SO4, react, how many moles of iron(III) sulfate, Fe2(SO4)3 should be produced?
a)
18 moles
b)
1.0 mole
c)
6.0 moles
d)
2.0 moles
7.
2 C8H18 + 25 O2 → 18 H2O + 16 CO2
How many moles of water would be produced by burning (reacting) 8.15 moles of octance, C8H18, with oxygen from the air?
a)
73.4 moles
b)
16.3 moles
c)
147 moles
d)
18.0 moles
8.
What is the mass of one mole of AuCl3?
a)
96g
b)
130g
c)
303.5g
9.
What is the molar mass of NaOH?
a)
368 g/mole
b)
40 g/mole
c)
57 g/mole
10.
What is the first thing you must do to solve a stoichiometry problem?
a)
Write a Balanced Equation
b)
Panic
c)
Write an Unbalanced Equation
d)
Ask for help
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