摘要:答案. 3+OH-=AlO2-+2H2O (2).(3)酸 Al3++3H2OAl(OH)3+3H+(4)SO2+Cl2+2H2O=H2SO4+2HCl (5)HCl>H2S(6)S2->Cl >Na+>Al3+ (7)Cl2O7(l)+H2O(l)=2HClO4(aq),△H=-4QkJ/mol.

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