A mixture consisting of only copper(II) chloride (CuCl₂) and calcium chloride (CaCl₂) weighs 1.0052 g. When the mixture is dissolved in water and an excess of silver nitrate is added, all the chloride ions associated with the original mixture are precipitated as insoluble silver chloride (AgCl). The mass of the silver chloride is found to be 2.3492 g. Calculate the mass percentages of copper(II) chloride and calcium chloride in the original mixture. Mass percent CuCl₂ = Mass percent Carl % n

Principles of Modern Chemistry
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Chapter2: Chemical Formulas, Equations, And Reaction Yields
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Problem 33P: A mixture consisting of only sodium chloride (NaCl) andpotassium chloride (KCl) weighs 1.0000 g....
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A mixture consisting of only copper(II) chloride (CuCl₂) and calcium chloride (CaCl₂) weighs 1.0052 g. When the mixture is dissolved in water
and an excess of silver nitrate is added, all the chloride ions associated with the original mixture are precipitated as insoluble silver chloride
(AgCl). The mass of the silver chloride is found to be 2.3492 g. Calculate the mass percentages of copper(II) chloride and calcium chloride in
the original mixture.
Mass percent CuCl₂
Mass percent CaCl₂ =
%
%
Transcribed Image Text:A mixture consisting of only copper(II) chloride (CuCl₂) and calcium chloride (CaCl₂) weighs 1.0052 g. When the mixture is dissolved in water and an excess of silver nitrate is added, all the chloride ions associated with the original mixture are precipitated as insoluble silver chloride (AgCl). The mass of the silver chloride is found to be 2.3492 g. Calculate the mass percentages of copper(II) chloride and calcium chloride in the original mixture. Mass percent CuCl₂ Mass percent CaCl₂ = % %
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