(1)CH3COONa;NH4Cl;Ba(OH)2;Na2SO4(2)Ba2+ +SO42- = BaSO4↓(3)10a-14(4)c(OH-)>c(Ba2+) =c(Cl-)>c(NH4+)>c(H+)(5)1:4
[ ]
超级试练试题库
© 2017-2019 超级试练试题库,All Rights Reserved.