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tram233
2 năm trước
Phân loại các hợp chất vô cơ sau : NaOH K2O SO3 Ca(OH)2 AgNO3 Na2O Zn(OH)2 CuO BaCl2 Fe(OH)3 BaSO4 K2CO3 NaCl Oxit : .. Bazo : .. Axit : .. Muối : ..
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