August 2021 1 17 Report
Классифицируйте оксиды:
ZnO; P2O5; Li2O; Mn2O3; GeO2; CaO; SO2; ZnO; MnO; PbO; V2O5; BeO; Fe2O3; SrO; Cs2O; Ag2O; As2O5; SnO; MgO; CuO; P2O5; GeO2; Cr2O3; TeO3; N2O5; BeO; RaO; CrO3; B2O3; SiO2; RaO.
Заранее большое спасибо за помощь:)
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