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Hainam2011
2 năm trước
Đốt cháy hoàn toàn a gam CH4 sau phản ứng thu được 110g khí cacbonic . Tính a? b/ đề có lượng oxi dùng ở trên thì cần phải lấy bao nhiêu g hỗn hợp KMnO4 và KClO3 biết tỉ lệ số phân tử 2 chất này là 2:3?
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