A.0.02mol/L | B.2.0mol/L | C.5.0mol/L | D.7.5mol/L |
20 |
100 |
x |
220 |
44g |
40g/mol |
264g |
1.2g/ml |
n |
V |
1.1mol |
0.22L |
A.2c1=c2 | B.2c2=c1 | C.c2>2c1 | D.c1<c2<2c1 |
A.c=
| B.ω=
| ||||
C.ω=
| D.c=
|
A.
| B.
| C.
| D.
|
A.75mL 1mol•L-1AlCl3溶液 |
B.75mL 0.5mol•L-1CaCl2溶液 |
C.150mL 1mol•L-1NaCl溶液 |
D.150mL 2mol•L-1KCl溶液 |
© 2017-2019 超级试练试题库,All Rights Reserved.