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Molar Mass
Test Description: Finding molar mass of compounds
Instructions: Answer all questions to get your test result.
1) What is the molar mass of MgCl2
A
.25
B
9.521
C
95.21
D
90
2) What is the molar mass of CuCl2
A
134.45
B
13.45
C
156.78
D
1.345
3) What is the molar mass of K2O
A
9.4195
B
9.5
C
941
D
94.195
4) What is the molar mass of CaF2
A
78
B
7.89
C
78.074
D
785
5) What is the molar mass of PO4
A
95
B
949.7
C
94.970
D
9.5
6) What is the molar mass of BeS
A
654
B
4.1072
C
412
D
41.072
7) What is the molar mass of C2H4
A
42.53
B
38.03
C
36.03
D
3.603
8) What is the molar mass of CaI2
A
29.388
B
293.88
C
2938.8
D
294
9) What is the molar mass of NaBr
A
103
B
10.289
C
102.89
D
1023
10) What is the molar mass of MgS
A
5.6365
B
56.365
C
563.65
D
57
11) What is the molar mass of K2S
A
110.26
B
1.1026
C
11.26
D
11.032
12) What is the molar mass of CrO
A
68.256
B
679.95
C
67.995
D
6.7995
*select an answer for all questions
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