Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Question
How do I find the mass % of acetic acid in vinegar?
se the NaOH of known molarity to determine the concentrat NaOH(aq) + HC₂H3O2 (aq) → NaC₂H, Oz (aq) + H2O (1) Volume Vinegar Used (±0.01) Trial 1 Trial 2 Trial 3 Trial 4 5.00mL 5.00μL 5.00μL Final burette reading 5.0034 2589 Initial burette reading 26.34 26,89 2730 00.00 00,62 .07 .72 Volume of NaOH used 25.89 2572 26.82 26.28 Molarity of NaOH (from Part II) Barer 0,09177 .092039 0109346 .092 Moles NaOH used Moles HC2H3O2 titrated 2.3754x10 2.8672 NO³ 2.50662.4697×10³ 2.3759x153 2.36724103 2.5066+10] 2.46378103 Molarity HC2H3O2 in vinegar .47578 .47344 0.50132 .492752 Average Molarity HC2H3O2 0.48334 0.485673 Mass HC2H3O2 titrated 5.00 5.Jus 5.00 5.005 Mass Vinegar used (D = 1g/mL) Mass % Acetic Acid in Vinegar Average % Acetic Acid in Vinegar wher mass 60.6512 Show your calculations for "Molarity HC2H3O2 in Vinegar for at least 1 trail below. Show your calculations for "Mass % Acetic Acid in Vinegar" for at least 1 trail below. 100
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Transcribed Image Text:se the NaOH of known molarity to determine the concentrat NaOH(aq) + HC₂H3O2 (aq) → NaC₂H, Oz (aq) + H2O (1) Volume Vinegar Used (±0.01) Trial 1 Trial 2 Trial 3 Trial 4 5.00mL 5.00μL 5.00μL Final burette reading 5.0034 2589 Initial burette reading 26.34 26,89 2730 00.00 00,62 .07 .72 Volume of NaOH used 25.89 2572 26.82 26.28 Molarity of NaOH (from Part II) Barer 0,09177 .092039 0109346 .092 Moles NaOH used Moles HC2H3O2 titrated 2.3754x10 2.8672 NO³ 2.50662.4697×10³ 2.3759x153 2.36724103 2.5066+10] 2.46378103 Molarity HC2H3O2 in vinegar .47578 .47344 0.50132 .492752 Average Molarity HC2H3O2 0.48334 0.485673 Mass HC2H3O2 titrated 5.00 5.Jus 5.00 5.005 Mass Vinegar used (D = 1g/mL) Mass % Acetic Acid in Vinegar Average % Acetic Acid in Vinegar wher mass 60.6512 Show your calculations for "Molarity HC2H3O2 in Vinegar for at least 1 trail below. Show your calculations for "Mass % Acetic Acid in Vinegar" for at least 1 trail below. 100
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