A chemist wants to extract copper metal from copper chloride solution. The chemist places 0.25 grams of aluminum foil in a solution of 0.40

Question

A chemist wants to extract copper metal from copper chloride solution. The chemist places 0.25 grams of aluminum foil in a solution of 0.40 grams of copper (II) chloride. A single replacement reaction takes place. What are the likely observations when the reaction stops? Unbalanced equation: CuCl2 + Al → AlCl3 + Cu

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Huyền Thanh 6 months 2021-07-31T12:30:39+00:00 1 Answers 30 views 0

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    2021-07-31T12:32:22+00:00

    Answer: About 0.20 grams of copper (II) is formed, and some aluminum is left in the reaction mixture

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )