Calculate the PH of a Solution Produced by Mixing 4

question 3

Multiple Choice

Calculate the pH of a solution produced by mixing 4.3 cm³ of 0.100 mol dm^-3 potassium hydroxide, KOH, solution to 50.0 cm³ of 0.136 mol dm^-3 propanoic acid, C₂H₅COOH, solution. The pK_a of propanoic acid is 4.87.

• A) 1.93
• B) 2.44
• C) 3.67
• D) 2.16

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