4) NaOH was the titrant used to determine the percent acetic acid in vinegar. From the following information, determine the values for any missing information in the table. Fill in your numerical answers with the correct number of significant figures and units, so you can enter them on the D2L quiz. Concentration of NaOH 0.10 M Mass (in grams) of beaker, water and stir bar: Mass (in grams) of beaker, water, stir bar and approximately 2.00 mL vinegar sample Mass (in grams) of the vinegar sample D2L quiz #4 Volume (in mL) of NaOH added at the equivalence point 21.31 mL Moles of NaOH at equivalence point (show work below in a) D2L quiz #5 Moles of HC2H3O2 (show work below in b) D2L quiz #6 Mass (in grams) of HC2H3O2 (show work below in c) D2L quiz #7 Mass % of acetic acid in vinegar (show work below in d) D2L quiz #8 a) Show your work for calculating the number of moles of NaOH at the equivalence point. 125.7320g 128.0745 g b) Show your work for calculating the number of moles of HC2H3O2 in the vinegar sample.
4) NaOH was the titrant used to determine the percent acetic acid in vinegar. From the following information, determine the values for any missing information in the table. Fill in your numerical answers with the correct number of significant figures and units, so you can enter them on the D2L quiz. Concentration of NaOH 0.10 M Mass (in grams) of beaker, water and stir bar: Mass (in grams) of beaker, water, stir bar and approximately 2.00 mL vinegar sample Mass (in grams) of the vinegar sample D2L quiz #4 Volume (in mL) of NaOH added at the equivalence point 21.31 mL Moles of NaOH at equivalence point (show work below in a) D2L quiz #5 Moles of HC2H3O2 (show work below in b) D2L quiz #6 Mass (in grams) of HC2H3O2 (show work below in c) D2L quiz #7 Mass % of acetic acid in vinegar (show work below in d) D2L quiz #8 a) Show your work for calculating the number of moles of NaOH at the equivalence point. 125.7320g 128.0745 g b) Show your work for calculating the number of moles of HC2H3O2 in the vinegar sample.
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter1: The Nature Of Chemistry
Section: Chapter Questions
Problem 13QRT
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