题目内容
|
已知硫酸铅难溶于水,也难溶于硝酸,却可溶于醋酸铵溶液形成无色溶液,其化学方程式是PbSO4+2CH3COONH4 | |
| [ ] | |
A. |
Pb(CH3COO)2+H2S |
B. |
Pb2+ +H2S |
C. |
Pb2+ +2CH3COO-+H2S |
D. |
Pb2++2CH3COO-+2H++S2- |
答案:A
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题目内容
|
已知硫酸铅难溶于水,也难溶于硝酸,却可溶于醋酸铵溶液形成无色溶液,其化学方程式是PbSO4+2CH3COONH4 | |
| [ ] | |
A. |
Pb(CH3COO)2+H2S |
B. |
Pb2+ +H2S |
C. |
Pb2+ +2CH3COO-+H2S |
D. |
Pb2++2CH3COO-+2H++S2- |