# Part B and C - Part B Data Tables Trial 1 Initial Volume of...

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Part B Data Tables Trial 1 Initial Volume of NaOH: 0.00 mL Finial Volume of NaOH: 14.00 mL Volume at Equivalence Point: 11.62 mL Volume at Half-Equivalence Point: 5.81 mL pH at Half-Equivalence Point: 4.69 Calculations for K a : pK a = pH = 4.69 at half equivalence K a = 10 -pKa = 10 -4.69 = 2.04x10 -5 K a : 2.04x10 -5 Calculations for M : CH 3 COOH + NaOH → H 2 O + CH 3 COOHNa Equivalence point= 11.62 mL soln x 1 L = 0.0116 L soln 1000 mL 0.0116 L soln x 0.100 mol NaOH = 1.16 x 10 -3 mol NaOH 1 L soln 1.16 x 10 -3 mol NaOH x 1 mol CH 3 COOH = 1.16 x 10 -3 mol CH 3 COOH 1 mol NaOH 1.16 x 10 -3 mol CH 3 COOH = 0.116 M CH 3 COOH 0.01 L CH 3 COOH soln M : 0.116 mol/L

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Trial 2 Initial Volume of NaOH: 0.00 mL Finial Volume of NaOH: 14.00 mL Volume at Equivalence Point: 11.95 mL Volume at Half-Equivalence Point: 5.98 mL pH at Half-Equivalence Point: 4.61 Calculations for K a : pK a = pH = 4.61 at half equivalence K a = 10 -pKa = 10 -4.61 = 2.34x10 -5 K a : 2.34x10 -5 Calculations for M : CH 3
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## This note was uploaded on 03/23/2011 for the course CHEM1212L CHEM1212L taught by Professor Stanton during the Spring '10 term at University of Georgia Athens.

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Part B and C - Part B Data Tables Trial 1 Initial Volume of...

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