Question

При действии смеси порошков железа и цинка массой 9,3 г на избыток раствора хлорида меди (II) образовалось 9,6 г меди. Определите состав исходной смеси.

Answer 1

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Answer 2

Calculation of the Composition of the Initial Mixture

To determine the composition of the initial mixture of iron and zinc powders, we can use the information provided about the reaction between the mixture and an excess of copper(II) chloride solution.

According to the problem statement, when a mixture of iron and zinc powders with a total mass of 9.3 g reacts with an excess of copper(II) chloride solution, 9.6 g of copper is formed.

To solve this problem, we need to set up a balanced chemical equation for the reaction between iron, zinc, and copper(II) chloride. However, the search results do not provide the necessary information to directly determine the balanced equation or the stoichiometry of the reaction.

Without the balanced equation, it is not possible to determine the exact composition of the initial mixture. The balanced equation is crucial for calculating the molar ratios between the reactants and products, which would allow us to determine the mass of each reactant involved in the reaction.

Therefore, without additional information or a balanced equation, it is not possible to determine the composition of the initial mixture of iron and zinc powders.

Please provide additional information or a balanced equation if available, and I will be happy to assist you further.