A.将5.85gNaCl晶体溶入100mL水中,制得0.1mol/L的NaCl溶液 | ||
B.将25g无水CuSO4溶于水制成100mL溶液,其浓度为1mol/L | ||
C.将wga%的NaCl溶液蒸发掉
| ||
D.将1体积c1mol/L的硫酸用水稀释为5体积,稀溶液的浓度为0.2c1mol/L |
n |
V |
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V |
| ||
0.1L |
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 |
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