Experiment 8 - Volume at equivalence point (mL) : 28.60 mL...

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Burette reading (mL) Volume of NaOH added pH 1.00 1.00 3.05 2.00 2.00 3.29 3.00 3.00 3.46 4.00 4.00 3.58 5.00 5.00 3.69 6.00 6.00 3.77 7.00 7.00 3.83 8.00 8.00 3.91 9.00 9.00 3.96 10.00 10.00 4.03 11.00 11.00 4.10 12.00 12.00 4.15 13.00 13.00 4.18 14.00 14.00 4.22 15.00 15.00 4.25 16.00 16.00 4.43 17.00 17.00 4.64 18.00 18.00 4.78 19.00 19.00 4.91 20.00 20.00 5.06 21.00 21.00 5.18 22.00 22.00 5.33 23.00 23.00 5.50 24.00 24.00 5.68 25.00 25.00 6.38 26.00 26.00 6.53 27.00 27.00 6.85 28.00 28.00 7.35 28.20 28.20 7.42 28.40 28.40 7.83 28.80 28.80 7.99 29.00 29.00 8.69 30.00 30.00 9.51 31.00 31.00 10.63 32.00 32.00 11.24 33.00 33.00 11.41 34.00 34.00 11.54 35.00 35.00 11.85 36.00 36.00 11.97 37.00 37.00 12.00 38.00 38.00 12.00 39.00 39.00 12.00 40.00 40.00 12.00
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Unformatted text preview: Volume at equivalence point (mL) : 28.60 mL pH at equivalence point: pH 8 Volume at halfway point (mL) : 14.30 mL pH at halfway point : pH 4.2 pK a : 4.2 pK a = 4.2-log K a = 4.2 K a = 10-4.2 = 6.31 10-5 (benzoic acid) Concentration of unknown monoprotic Acid Volume of unknown acid: 25.00 mL Average molarity of NaOH (part A) : Based on your own result Volume of NaOH at equavalance point (ml): 28.60 mL Mol of NaOH = Mol of unknown monoprotic acid M NaOH V NaOH = M unknown acid V unknown acid...
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Experiment 8 - Volume at equivalence point (mL) : 28.60 mL...

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