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quynhhquee
2 năm trước
Bài 1: Cho những chất sau: BaO, K, Ca, SO2, ZnO, N2O5, Mg, FeO chất nào tác dụng được với nước. Viết PTHH (2.5 điểm) Bài 2: Tính thể tích khí hidro và oxi (ở đktc) cần tác dụng với nhau để tạo ra được 2,7 g nước. (2.5 điểm) Mk đang cần gấp ạ
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