1. Даны вещества: Ca(NO)2, KOH, BaCl2, Li 2O, HCl, SO3, HI, Fe(OH)3, HF, HNO3, H 3PO 4, Ca(OH)2, FeO, Na 2SO4, NaOH, KI, CO 2, CaSO 4, H 2O, Mg(OH)2, CaCl2, BaO, Fe(OH) 2, H 2SO 4, HgO, SO 3,Na 3PO 4. Распределите их по классам соединений: оксиды, основания, кислоты,соли
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