Question

What is the equilibrium concentration of chloroacetic acid, HC2H2O2Cl, in a solution prepared by dissolving 0.0221 mol of HC2H2O2Cl in 1.20 L of water? For chloroacetic acid, Ka=1.4x10-3.
A) 4.43 x10-3M
B) 1.84 x10-2M
C) 5.08 x10-3M
D) 1.40 x10-2M
E) 9.21 x10-3M

Answer

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