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Weak Acid (analyte)/Strong Acetic Acid (CH3CO₂H)—analyte 25.00 mL of 0.100 M NaOH titrant 10.00 mL of 0.100 M Calculations at: 2. Buffer Region Stoichiometric: mol CH3CO₂H, mol CH3CO₂ Equilibrium: pH = pka + log [CH3 CO2 [CH3CO2H] Base (titrant) 14 13 12 11 10 9 8 pH 7 6 5 3 1 Phenolphthalein color- change interval Equivalence point 2 Methyl red color- change interval 5 10 1 1 4 15 20 25 30 ml NaOH 35 40

Weak Acid (analyte)/Strong Acetic Acid (CH3CO₂H)—analyte 25.00 mL of 0.100 M NaOH titrant 10.00 mL of 0.100 M Calculations at: 2. Buffer Region Stoichiometric: mol CH3CO₂H, mol CH3CO₂ Equilibrium: pH = pka + log [CH3 CO2 [CH3CO2H] Base (titrant) 14 13 12 11 10 9 8 pH 7 6 5 3 1 Phenolphthalein color- change interval Equivalence point 2 Methyl red color- change interval 5 10 1 1 4 15 20 25 30 ml NaOH 35 40

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Weak Acid (analyte)/Strong Base (titrant) Acetic Acid (CH3CO₂H)-analyte 25.00 mL of 0.100 M NaOH titrant 10.00 mL of 0.100 M Calculations at: 2. Buffer Region Stoichiometric: mol CH3CO₂H, mol CH³CO₂ Equilibrium: pH = pka + log 14 13 12 11 10 9 8 pH 7 6 5 4 3 [CH3CO2 ] [CH3CO2H] n 1 Phenolphthalein color- change interval Equivalence point 2 Methyl red color- change interval 5 10 4 15 20 25 30 35 40 mL NaOH Can use Henderson-Hasselbeck for buffer region
Transcribed Image Text:Weak Acid (analyte)/Strong Base (titrant) Acetic Acid (CH3CO₂H)-analyte 25.00 mL of 0.100 M NaOH titrant 10.00 mL of 0.100 M Calculations at: 2. Buffer Region Stoichiometric: mol CH3CO₂H, mol CH³CO₂ Equilibrium: pH = pka + log 14 13 12 11 10 9 8 pH 7 6 5 4 3 [CH3CO2 ] [CH3CO2H] n 1 Phenolphthalein color- change interval Equivalence point 2 Methyl red color- change interval 5 10 4 15 20 25 30 35 40 mL NaOH Can use Henderson-Hasselbeck for buffer region
Weak Acid (analyte)/Strong Acetic Acid (CH3CO₂H)-analyte 25.00 mL of 0.100 M NaOH titrant 10.0 mL of 0.100 M Base (titrant)
Transcribed Image Text:Weak Acid (analyte)/Strong Acetic Acid (CH3CO₂H)-analyte 25.00 mL of 0.100 M NaOH titrant 10.0 mL of 0.100 M Base (titrant)
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