摘要:下列电离方程式中.正确的是( ). A.Na2SO4 = 2Na++SO4-2 B.Ba(OH)2 = Ba2++OH2- C.Al2(SO4)3 = 2Al3++3SO42- D.Ca(NO3)2 = Ca2++2(NO3)2- w.w.^w.k.&s.5*高.考.资.源.网
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