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WorksheetsMole to Mole Conversion Review
Total questions: 9
Worksheet time: 27mins
Name
Class
Date
1.
For the compound Fe2O3, if we had 4 moles of Iron (Fe), how many moles of oxygen would we have?
a)
6 moles O
b)
3 moles O
c)
4 moles O
d)
9 moles O
2.
For the compound MgF2, if we had 6 moles of fluoride, how many moles of the entire compound would we have?
a)
3 moles MgF2
b)
6 moles MgF2
c)
1 mole MgF2
d)
2 moles MgF2
3.
Balance the following reaction :
CaC₂(s) + H₂O(l) --> C₂H₂(g) + Ca(OH)₂(aq)
CaC₂(s) + H₂O(l) --> C₂H₂(g) + Ca(OH)₂(aq)
a)
1,2,2,2
b)
1,2,1,1
c)
2,1,1,1
d)
2,1,2,1
4.
Using the following equation:
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
Fe2O3(s) + 3H2(g) → 2Fe(s) + 3H2O(l)
How many moles of iron can be made from 6 moles H2?
a)
4 moles Fe
b)
6 moles Fe
c)
9 moles Fe
d)
2 moles Fe
5.
For the Balanced Reaction: 3 Mg + 1 Fe2O3 → 3 MgO + 2 Fe; What is the Ratio of moles of MgO to moles Fe?
a)
3mol Mg / 2 mol Fe
b)
2 mol Mg/ 3 mol Fe
c)
1 mol Fe/ 2 mol Fe
d)
3 mol MgO / 2 mol Fe
6.
2 KClO3 → 2 KCl + 3 O2
How many moles of oxygen are produced when 6.7 moles of KClO3 decompose completely?
How many moles of oxygen are produced when 6.7 moles of KClO3 decompose completely?
a)
6.7 mol
b)
1.0 mol
c)
10.1 mol
d)
4.5 mol
7.
Where do you look to calculate the molar mass?
a)
avogadros number
b)
periodic table
8.
What is the molar mass of AuCl3?
a)
96 g
b)
130 g
c)
232.5 g
d)
303.3 g
9.
Given the following reaction, 2 NaClO3 (s) --> 2NaCl (s) +3 O2 (g) 12.00 moles of NaClO3 will produce how many grams of O2?
a)
256 g of O2
b)
576 g of O2
c)
288 g O2
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