What Is the PH of a Solution Prepared by Mixing $\times$

question 81

Multiple Choice

What is the pH of a solution prepared by mixing 450 mL of 1.2 M HF with 590 mL of 0.98 M NaF? The K_a of hydrofluoric acid is 6.8 $\times$ 10^-4.Assume volumes are additive.

• A)3.17
• B)3.08
• C)3.14
• D)3.20
• E)3.26

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