Mixture Composition by Gravimetric Analysis
A 5.00 g mixture is composed of only NaCl and KCl. When the mixture is dissolved in water, an excess of aqueous AgNO₃ is added, resulting in the precipitation of 12.45 g of AgCl(s). What is the mass percentage of KCl in the mixture?
A
45.2%
B
54.8%
C
61.4%
D
7.1%
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