知识问答
最佳答案:NH4+ +H20=NH3.H2O+H+ 酸性。CH3COO- +H2O=CH3COOH+OH- 碱性Fe3+ +3H2O=Fe(OH)3+3H+ 酸性Fe2+
最佳答案:Cl2 + 2HI == 2HCl + I2Br2 + 2KI == 2KBr + I22AgBr ==光== 2Ag + Br2CH3COOK + H2O =