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Chemistry, 18.08.2021 14:00 mariah8926

(b) Tính a. Câu 5: Đốt cháy cacbon trong không khí ở nhiệt độ cao, được hỗn hợp khí (A). Cho khí (A) tác dụng với Fe203 (1) nung nóng thu được hỗn hợp khí (B) và hỗn hợp chất rắn (C). Choo (B) tác dụng với dung dịch Ca(OH)2, thu được kết tủa (D) và dung dịch (E). Cho dung dịch NaOH dư vào dung dịch (E) lại được kết tủa (D). Cho (C) tan hòan toàn trong dung dịch HCl, thu được khí và dung dịch (F). Cho (F) tác dụng với dung dịch NaOH dư, được hỗn hợp kết tủa (G). Nung (G) trong không khí được một oxit duy nhất. Viết các phương trình hóa học xảy ra.

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(b) Tính a. Câu 5: Đốt cháy cacbon trong không khí ở nhiệt độ cao, được hỗn hợp khí (A). Cho khí (A)...
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