A.该硫酸的物质的量浓度为9.2 mol/L |
B.该浓硫酸中溶质、溶剂分子数目之比为9:1 |
C.在盛放该药品的标签上应标出如图二所示的警示标记 |
D.该硫酸与等质量的水混合所得溶液的物质的量浓度等于9.2 mol/L |
1000×1.84×98% |
98 |
2g |
18g/mol |
1 |
9 |
1 |
9 |
1 |
2 |
A.2 | B.3 | C.4 | D.5 |
A.
| B.
| ||||
C.
| D.
| ||||
E.. |
A.0.1mol/L | B.0.5mol/L | C.4mol/L | D.1mol/L |
A.0.21mol/L | B.0.42mol/L | C.0.56mol/L | D.0.24mol/L |
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