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MV Moles
Test Description: You will do grams to moles, moles to grams, volume to moles, and moles to volume problems
Instructions: Answer all questions to get your test result.
1) The number of moles in 12 g of CO2 is:
A
0.32
B
1
C
0.25
D
0.27
2) The volume of 0.1 moles of hydrogen (H2) gas at STP is:
A
0.224
B
5.6
C
2.24
D
22.4
3) The number of moles in 186 g of MgSO4 is:
A
1.55
B
0.65
C
120
D
8.3
4) The number of moles in 49 g of H2SO4 is:
A
0.5
B
0.25
C
2
D
1
5) The number of moles in 72.4 liters of CCl4 gas at STP is:
A
0.31
B
0.48
C
3.23
D
152
6) The number of moles in 11.2 liters of NiO gas at STP is:
A
0.5
B
1
C
251
D
2
7) The volume of 0.25 moles of oxygen (O2) gas at STP is:
A
5.6
B
22.4
C
89.6
D
0.01
8) The number of moles in 16 g of SO2 is:
A
3
B
64
C
1024
D
0.25
9) The number of moles in 18 g of H2O is:
A
324
B
1
C
2
D
64
10) The mass of 0.25 moles of H2CO3 is:
A
15.5
B
0.004
C
4
D
248
11) The mass of 1.12 moles of H3PO4 is:
A
98
B
87.5
C
110
D
0.011
12) The volume of 0.01 moles of NO2 gas at STP is:
A
39.2
B
52.2
C
0.224
D
0.46
13) The number of moles in 67.2 liters of KClO2 gas at STP is:
A
106
B
1505
C
3
D
0.63
14) The number of moles in 16.0 g of HC2H3O2 is:
A
0.27
B
3.75
C
35
D
60
15) The number of moles in 2.24 liters of SO2 gas at STP is:
A
1
B
50
C
0.1
D
64
16) The number of moles in 5.6 liters of CO gas at STP is:
A
125
B
0.25
C
157
D
4
17) The mass of 0.5 moles of S is:
A
0.03
B
16
C
64
D
32
18) The volume of 1.75 moles of Li3PO4 gas at STP is:
A
39.2
B
12.8
C
0.08
D
116
19) The volume of 2.33 moles of water (H2O) vapor at STP is:
A
52.2
B
41.9
C
9.6
D
0.1
20) The mass of 2.3 moles of NH4O is:
A
0.068
B
14.8
C
78.2
D
34
*select an answer for all questions
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