July 2022 1 8 Report
19. Формула основного, кислотного и амфотерного оксидов соответственно.
а) СаО, СО2, ZnOб) CaO, K2O, SO3в) FeO, SO2 CO2г) Al2O3,СО2, CuOд) Na2O, ZnO, SiO2
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