WorksheetsMolar Masses
Total questions: 12
Worksheet time: 43mins
Name
Class
Date
1.
What are the units for molar mass?
a)
grams
b)
amu
c)
grams/mole
d)
liters
2.
What is the mass of one mole of aluminum?
a)
27 g
b)
13 g
c)
54 g
d)
14 g
3.
What is the molar mass of table salt (NaCl)?
a)
117 g/mol
b)
35 g/mol
c)
23 g/mol
d)
58 g/mol
4.
What is the molar mass of NaOH?
a)
40 g/mol
b)
39 g/mol
c)
24 g/mol
d)
57 g/mol
5.
What is the molar mass of B2(CO3)3?
a)
81.632 g/mol
b)
94.842 g/mol
c)
38.822 g/mol
d)
201.648 g/mol
6.
What is the molar mass of PbSO4
a)
303 g/mol
b)
295 g/mol
c)
164 g/mol
d)
372 g/mol
7.
What is the molar mass of Zn(C2H3O2)2
a)
392 g/mol
b)
143 g/mol
c)
361 g/mol
d)
184 g/mol
8.
What is the molar mass of Fe3(PO4)2
a)
824 g/mol
b)
358 g/mol
c)
456 g/mol
d)
86 g/mol
9.
Copper (II) sulfide, CuS, has a molar mass of...
a)
95.7
b)
128
c)
159.3
d)
191.4
10.
Magnesium fluoride, MgF2 has a molar mass of...
a)
62
b)
43
c)
74
d)
93
11.
Copper (II) nitrate, Cu(NO3)2 has a molar mass of....
a)
188
b)
126
c)
152
d)
174
12.
Which compound has the smallest molar mass?
a)
CO
b)
CO2
c)
H2O
d)
H2O2
100 %
