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tomcherry8x
2 năm trước
**Đốt cháy 12,8g đồng trong bình chứa 11,2(l) khí O2 ở đktc tạo thành CuO. a) Viết PTHH b) Chất nào còn dư? Số mol là bao nhiêu? c) Chất nào được tạo thành? Khối lượng là bao nhiêu?
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