Determination of Acetic Acid Concentration Lab...

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Determination of Acetic Acid Concentration in Vinegar Using Titration Olivia Domingues 6/20/2020
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1 © 2016 Carolina Biological Supply Company Data Activity 1 Data Table 1 Name of Vinegar Sample Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Mass of Vinegar 5.15 5.02 4.91 Volume of Vinegar 5.12 5.0 4.89 Initial NaOH Volume in Syringe 10.0 10.0 10.0 Final NaOH Volume in Syringe 5.8 6.3 5.6 Volume NaOH Delivered 4.2 4.1 4.4 Moles of NaOH Delivered 0.000105 0.000103 0.00111
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2 © 2016 Carolina Biological Supply Company Name of Vinegar Sample Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Moles of Acetic Acid in Sample 0.000105 0.000103 0.00111 Mass of Acetic Acid in Sample 0.00383 0.00376 0.04047 Calculated Molarity of Acetic Acid in Sample Vinegar 0.0105 0.0103 0.111 Calculated Percent Mass of Acetic Acid in Sample Vinegar .038% .038% .405% Average Calculated Percent Mass of Acetic Acid in Sample Vinegar 0.16 0.16 0.16
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3 © 2016 Carolina Biological Supply Company Activity 2 Data Table 2 – Organic Rice Vinegar Name of Vinegar Sample Vinegar Sample 1 Vinegar Sample 2 Vinegar Sample 3 Mass of Vinegar 4.98 4.84 4.92 Volume of Vinegar 4.96 4.82
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