WorksheetsMole Calculations
Total questions: 10
Worksheet time: 25mins
Name
Class
Date
1.
The number of moles of molecules in a 12.0 grams sample of Cl2 is?
a)
12/35.5 mole
b)
12/71 mole
c)
12 moles
d)
12 x 35.5 moles
2.
Given the balanced equation:
Fe + CuSO4 --> FeSO4 + Cu
What total mass of iron is necessary to produce 1.0 mole of Cu?
Fe + CuSO4 --> FeSO4 + Cu
What total mass of iron is necessary to produce 1.0 mole of Cu?
a)
26.0 g
b)
55.8 g
c)
112 g
d)
192 g
3.
Given the balanced equation:
Fe + CuSO4 --> FeSO4 + Cu
What total mass of CuSO4 is necessary to produce 1.0 mole of Cu?
Fe + CuSO4 --> FeSO4 + Cu
What total mass of CuSO4 is necessary to produce 1.0 mole of Cu?
a)
63.5 g
b)
112 g
c)
159.5 g
d)
192 g
4.
4Al + 3O2 -->2Al2O3
What is the total number of moles of aluminum oxide that can be formed when 54 grams of aluminum reacts completely with oxygen?
What is the total number of moles of aluminum oxide that can be formed when 54 grams of aluminum reacts completely with oxygen?
a)
1 mole
b)
2 moles
c)
3 moles
d)
4 moles
5.
NaOH + HCl --> NaCl + H2O
What is the total number of grams of H2O produced when 116 grams of NaCl is formed?
What is the total number of grams of H2O produced when 116 grams of NaCl is formed?
a)
9.0 g
b)
18 g
c)
36 g
d)
54 g
6.
What is the gram-formula mass of a compound if 5 moles of the compound has a mass of 100 grams?
a)
5 g
b)
20 g
c)
100 g
d)
500 g
7.
What is the total number of moles contained in 115 g of C2H5OH?
a)
1.0
b)
1.5
c)
3.0
d)
2.5
8.
What is the total mass in grams of 0.75 mole of SO2?
a)
16 g
b)
24 g
c)
32 g
d)
48 g
9.
The gram formula mass of a compound is 48 grams. The mass of 1.0 mole of this compound is
a)
1.0 g
b)
4.8 g
c)
48 g
d)
480 g
10.
The gram formula mass of a compound is 48 grams. The mass of 2.0 mole of this compound is
a)
1.0 g
b)
48 g
c)
9.6 g
d)
96 g
100 %
