A.15 mL 1 mol/L 的FeCl3溶液 |
B.9.5 g MgCl2溶于水配成100 mL 溶液 |
C.143.5 g AgCl加入到100 mL 水中 |
D.在含有1.505×1021个Al3+的50 mL的AlCl3溶液 |
A.1:1:1 | B.1:2:3 | C.3:2:1 | D.6:3:2 |
A.等于0.3mol | B.小于0.3mol | C.大于0.3mol,小于0.6mol | D.等于0.6mol |
A.2.45 g | B.4.9 g | C.0.1 g | D.0.2 g |
A.含NaOH0.1 mol | B.浓度为 1 mol/L | C.含NaOH 4 g | D.浓度为0.1 mol/L |
A. | B.b×NA g/mol |
C.12 b×a g/mol | D.a×NA g/mol |
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