(原创)下列表达式正确的是
A.CH3COOH溶液中CH3COOH的电离:CH3COOH =" H" + + CH3COO— |
B.用CuCl2溶液做导电实验,灯泡发光:CuCl2Cu2++2Cl- |
C.NaHCO3溶液中HCO3一的水解:HCO3一+ H2O H3O + + CO32一 |
D.将FeCl3溶液滴入Na2CO3溶液中:2Fe3+ + 3 CO32‾+ 3 H2O = 2Fe(OH)3 ↓+ 3 CO2↑ |
(原创)下列表达式正确的是
A.CH3COOH溶液中CH3COOH的电离:CH3COOH =" H" + + CH3COO— |
B.用CuCl2溶液做导电实验,灯泡发光:CuCl2Cu2++2Cl- |
C.NaHCO3溶液中HCO3一的水解:HCO3一+ H2O H3O + + CO32一 |
D.将FeCl3溶液滴入Na2CO3溶液中:2Fe3+ + 3 CO32‾+ 3 H2O = 2Fe(OH)3 ↓+ 3 CO2↑ |