When 500 ML of a 0

question 129

Multiple Choice

When 50.0 mL of a 0.3000 M AgNO₃ solution is added to 50.0 mL of a solution of MgCl₂, an AgCl precipitate forms immediately. The precipitate is then filtered from the solution, dried, and weighed. If the recovered AgCl is found to have a mass of 0.1183 g, what is the concentration of magnesium ions in the original MgCl₂ solution?

• A)0.300 M
• B)8.25 * 10^-3 M
• C)1.65 * 10^-2 M
• D)2.06 * 10^-5 M
• E)4.13 * 10^-3 M

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