What Is the Equilibrium Concentration of Chloroacetic Acid,HC₂H₂O₂Cl,in a Solution

question 115

Multiple Choice

What is the equilibrium concentration of chloroacetic acid,HC₂H₂O₂Cl,in a solution prepared by dissolving 0.0271 mol of HC₂H₂O₂Cl in 1.50 L of water? For chloroacetic acid,K_a = 1.4 × 10^-3.

• A)4.38 × 10^-3 M
• B)1.81 × 10^-2 M
• C)5.03 × 10^-3 M
• D)1.37 × 10^-2 M
• E)9.03 × 10^-3 M

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