Химия 8 класс
Распределите вещества по классам, назовите их:
Ва(ОН)2; MgСО3, Н2SO4; CO; Ca(OH)2; SO3; Cr2O3, H2SiO3; Fe2O3; Al2S3; Al2(SO4)3; HF; MnO2; HNO3; Mn(ОН)2; Ba(NO3)2; НNO2; K3PO4; KOH; Fe(OH)3
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