А)MgO, SO2, Fe2O3
Б)Ca(oh)2, NAOH,KOH
В)H3PO4, HCl, HNO2,Г)Ca(ON3)2, FeCl2, FeCl2.
Д) Mg(HCO3)2, Al(H2PO4)3. Fe(HSO3)2
А)MgO, SO2, Fe2O3
Б)Ca(oh)2, NAOH,KOH
В)H3PO4, HCl, HNO2,
Г)Ca(ON3)2, FeCl2, FeCl2.
Д) Mg(HCO3)2, Al(H2PO4)3. Fe(HSO3)2