A 015 M Solution of Chloroacetic Acid Has a PH of of 1.86

question 14

Multiple Choice

A 0.15 M solution of chloroacetic acid has a pH of 1.86. What is the value of K_a for this acid?

• A) 7.2 × 10¹
• B) 1.6 × 10^-1
• C) 9.9 × 10^-2
• D) 1.4 × 10^-3
• E) 2.7 × 10^-4

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