Data Sheet Volumetric Analysis- Acid-Base Titration Concentration of Acetic Acid in Commercial sample of Vinegar 1. Brand name of vinegar sample: America's Choice 2. Volume of Vinegar sample used: 3.0 ml 0.0030L mL 3. Percent (%) of acetic acid on label: 4. Concentration (in Molarity, M) of NaOH solution: O. 28 5 M Trial 1 Trial 2 Trial 3 Initial level of NaOH solution in the burette (V1) 0.8 0.0 1.0 Final Level of NaOH solution in the burette (V2) 48-1 47.4 48.3 Volume (in mL) of NaOH solution used (V2-V1) 43.4ml 47.3ml 47.3ml Average Volume (in mL) of NaOH solution used 47.3 ml Average volume (in L) of NaOH solution used 0.0473 5. Moles of NaOH used in titration 10.0133 moles of NaOH (show your calculations) 0.285 4 x O.0473=0.0135 6. Moles of Acetic acid (HC2H3O2) neutralized by NaOH 0.0135 moles of HC2H3O2 7. Molarity of acetic acid, HC2H3O2 in vinegar sample (show your calculations) M 8 8.Grams of Acetic Acid, HC2H3O2 g HC2H3O2 (show your calculations) 9. Percent (m/v) of HC2H3O2 in vinegar sample (show your calculations)

Data Sheet Volumetric Analysis- Acid-Base Titration Concentration of Acetic Acid in Commercial sample of Vinegar 1. Brand name of vinegar sample: America's Choice 2. Volume of Vinegar sample used: 3.0 ml 0.0030L mL 3. Percent (%) of acetic acid on label: 4. Concentration (in Molarity, M) of NaOH solution: O. 28 5 M Trial 1 Trial 2 Trial 3 Initial level of NaOH solution in the burette (V1) 0.8 0.0 1.0 Final Level of NaOH solution in the burette (V2) 48-1 47.4 48.3 Volume (in mL) of NaOH solution used (V2-V1) 43.4ml 47.3ml 47.3ml Average Volume (in mL) of NaOH solution used 47.3 ml Average volume (in L) of NaOH solution used 0.0473 5. Moles of NaOH used in titration 10.0133 moles of NaOH (show your calculations) 0.285 4 x O.0473=0.0135 6. Moles of Acetic acid (HC2H3O2) neutralized by NaOH 0.0135 moles of HC2H3O2 7. Molarity of acetic acid, HC2H3O2 in vinegar sample (show your calculations) M 8 8.Grams of Acetic Acid, HC2H3O2 g HC2H3O2 (show your calculations) 9. Percent (m/v) of HC2H3O2 in vinegar sample (show your calculations)

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter20: Applications Of Oxidation/reduction Titrations

Section: Chapter Questions

Problem 20.6QAP

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