Which of the Following Solutions Would Have the Highest PH

question 54

Multiple Choice

Which of the following solutions would have the highest pH? Assume that they are all 0.10 mol L^-1 in acid at 25 °C? The acid is followed by its K_a value.

• A) HF, 3.5 × 10^-4
• B) HCN, 4.9 × 10^-10
• C) HNO₂, 4.6 × 10^-4
• D) HCHO₂, 1.8 × 10^-4
• E) HClO₂, 1.1 × 10^-2

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