AL2O3+H2SO4====AL2(SO4)2+H2O配平!
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AL2O3+H2SO4====AL2(SO4)2+H2O配平!AL2O3+H2SO4====AL2(SO4)2+H2O配平!AL2O3+H2SO4====AL2(SO4)2+H2O配平!AL2O3+3
AL2O3+H2SO4====AL2(SO4)2+H2O配平!
AL2O3+H2SO4====AL2(SO4)2+H2O配平!
AL2O3+H2SO4====AL2(SO4)2+H2O配平!
AL2O3+3H2SO4====AL2(SO4)3+3H2O
8NH3 + 3Cl2= N2+ 6NH4Cl 2Al(OH)3+ 3H2SO4= Al2(SO4)3+ 6H2O C3H8 + 5O2 = 3CO2+ 4H2O 4N2O3 + 9Fe = 3Fe3O4 + 4N2 8NH3+
AL2O3+3H2SO4====AL2(SO4)3+3H2O
AL2O3+H2SO4====AL2(SO4)2+H2O配平!
AL2O3+H2SO4====AL2(SO4)2+H2O配平
Al2O3+3H2SO4= Al2（SO4）3+3H2O离子方程式
方程式Al2O3+3H2SO4=3H2O+Al2(SO4)3 为什么
al2o3+3h2(so4)=al2(so4)3+3h2o对不对?
AL2O3+H2SO4-AL2(SO4)3+H2O
写出下列物质的电离方程式：NaCl H2SO4 H2CO3 Al2(SO4)3 NaOHNaCl = H2SO4 = H2CO3 = Al2(SO4)3 = NaOH =
H2SO4+Al(OH)3=Al2(SO4)3+H2O怎么配平?
2AL+3H2SO4=AL2（SO4）3+3H2的质量比
AL2O3+H2O=
Al2O3+NaoH=
Al2O3+NaOH=?
铝槽车装浓硫酸或浓硝酸时氧化铝保护膜为什么不会反应掉,也即如下反应为什么不会发生：Al2O3+3H2SO4==Al2(SO4)3+3H2OAl2O3+6HNO3==Al(NO3)3+3H2O
配平NH3+CL2=N2+NH4CL和AL(OH)3+H2SO4=AL2(SO4)3+H2O大哥大姐们帮个忙,
2Al+3H2SO4==Al2(so4)3+3H2↑该化学式有何错误?
铝和稀硫酸反应化学方程式是不是2Al+3H2SO4=Al2(SO4)3+3H2↑
问下3H2SO4+2Al=Al2（SO4）3+3H2怎么标化合价大神们帮帮忙
Al2(SO4)3+NH3.H2O=