July 2022 1 9 Report
20 баллов. Химия

Выбери ряд химических формул, обозначающих вещества, все из которых могут взаимодействовать со щелочами:

1)Zn,P2O5,Mn(NO3)2
2)HPO3,ZnSO4,CaCO3
3)SO2,CuO,HBr
4)NaOH,CO2,Zn
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