WASB Titration Check In: A 50.0 mL sample of 0.150 M lactic acid (K₁ = 1.4 x 10-4) is being titrated with a 0.110 M solution of KOH. • Determine the volume of KOH necessary to titrate the sample to the equivalence point. • Calculate the pH of the sample at the equivalence point. a. 68.2 mL, pH = 8.33 b. 68.2 mL, pH = 5.67 c. 36.7 mL, pH = 8.77 d. 50.0 mL, pH = 8.25 e. 68.2 mL, pH = 8.13

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Chapter1: Chemical Foundations
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WASB Titration
Check In: A 50.0 mL sample of 0.150 M lactic acid (K₁ = 1.4 x 10-4) is
being titrated with a 0.110 M solution of KOH.
•
Determine the volume of KOH necessary to titrate the sample to the
equivalence point.
• Calculate the pH of the sample at the equivalence point.
a. 68.2 mL, pH = 8.33
b. 68.2 mL, pH = 5.67
c. 36.7 mL, pH = 8.77
d. 50.0 mL, pH = 8.25
e. 68.2 mL, pH = 8.13
Transcribed Image Text:WASB Titration Check In: A 50.0 mL sample of 0.150 M lactic acid (K₁ = 1.4 x 10-4) is being titrated with a 0.110 M solution of KOH. • Determine the volume of KOH necessary to titrate the sample to the equivalence point. • Calculate the pH of the sample at the equivalence point. a. 68.2 mL, pH = 8.33 b. 68.2 mL, pH = 5.67 c. 36.7 mL, pH = 8.77 d. 50.0 mL, pH = 8.25 e. 68.2 mL, pH = 8.13
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