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提问人:网友90000002
发布时间:2023-04-26
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![将30mL 1mol/L NaCl溶液和40mL 0.5mol/L CaCl2溶液混合后,混合液中Cl—浓度为()](https://img2.soutiyun.com/shangxueba/askcard/2023-04/26/1091/20230426104220596.jpg)
[单选题]
将30mL 1mol/L NaCl溶液和40mL 0.5mol/L CaCl2溶液混合后,混合液中Cl—浓度为()
A.0.5mol/L
B.0.6mol/L
C.1.00mol/L
D.2mol/L
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_q_ckda.png)
A.0.5mol/L
B.0.6mol/L
C.1.00mol/L
D.2mol/L
1mol/L NaCl、1mol/L BaCl2与1mol/L AlCl3溶液的电导率的顺序为______。
A.NaCl>BaCl>AlCl23
B.BaCl2>NaCl>AlCl3
C.AlCl3>NaCl>BaCl2
D.AlCl3>BaCl2>NaCl
A.1mL 2mol/L HAc+1mL 1mol/L NaOH
B.1mL 1mol/L HCl+5mL 2mol NH3·H2O
C.2mL 1mol/L HAc+1mL 2mol/L NaOH
D.1mL 1mol/L NH4Cl+1mL 1mol/L NH3·H2O
E.5ml 1mol/L HCl+5ml 1mol/L NaOH
F.1m l.5mol/L NH4Cl+1m l.5mol/L NaCl
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