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thangpttl
1 năm trước
cho các chất sau Fe,Na,K,Ba,Cu,Na2O,K2O,SO2,SiO2,NaOH,Ba(OH)2 Những chất nào tác dụng với a, H2O b, HCl c, NaOH d, Bị nhiệt phân hủy e, Vừa tác dụng với H2O vừa tác dụng với HCl g, Vừa tác dụng với H2O vừa tác dụng với NaOH
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