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Chemistry, 24.11.2021 14:00 sudotoxic

cho 3g hỗn hợp A gồm mg, fe, al tác dụng hết với dung dịch cl dư (tn1) thu được 1.68 l khí .mặt khác cho 2g hỗn hợp A tác dụng với clo dư (tn2) thu được 5.763g hỗn hợp muối tính %mfe trong A

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cho 3g hỗn hợp A gồm mg, fe, al tác dụng hết với dung dịch cl dư (tn1) thu được 1.68 l khí .mặt khác...
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