m |
n |
1.08g |
0.01mol |
m |
M |
N |
N A |
V |
Vm |
1 |
1 |
2 |
4 |
mg |
56g/mol |
m |
56 |
3 |
2 |
3 |
2 |
m |
56 |
3m |
112 |
3m |
112 |
3m |
112V |
3m |
112V |
1000ρw |
M |
1000×1.84g/L×98% |
98g/mol |
0.2L×1mol/L |
18.4mol/L |
A.C1=2C2 | B.C1>2C2 | C.C1<2C2 | D.无法确定 |
A.ρ=
| ||
B.ω=
| ||
C.c=
| ||
D.ω=
|
A.N×10-2 mol/L | B.
| ||||
C.
| D.
|
A.6.25mol/L | B.12.5mol/L | C.7mol/L | D.7.5mol/L |
O | 2-4 |
O | 2-4 |
A.2mol/L | B.3mol/L | C.4mol/L | D.8mol/L |
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