Experiment 3: DETERMINATION OF THE DISSOCIATION CONSTANT AND THE CONCENTRATION OF A WEAK ACID ml NaOH 0.0 2.0 4.0 6.0 8.
Posted: Wed Jul 06, 2022 11:02 am
Experiment 3: DETERMINATION OF THE DISSOCIATION CONSTANT AND THE CONCENTRATION OF A WEAK ACID ml NaOH 0.0 2.0 4.0 6.0 8.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 17.0 18.0 19.0 pH 3.17 3.57 3.86 4.08 4.26 4.43 4.52 4.60 4.68 4.77 4.86 4.96 5.06 5.17 5.31 REPORT SHEET mL NaOH 20.0 20.5 21.0 21.5 22.0 22.5 23.0 23.5 24.0 24.5 25.0 25.5 26.0 26.5 27.0 PH MHB = (VN₂OH MN₂OH)/VHB = 5.46 5.56 5.66 5.81 5.95 6.19 6.86 8.82 10.36 10.36 11.60 11.80 11.92 12.03 12.12 Volume of NaOH at equivalence point = Volume of NaOH at one half equivalence point = pK₂= , K₁= mL ml NaOH 27.5 28.0 28.5 29.0 29.5 30.0 31.0 32.0 33.0 34.0 35.0 36.0 37.0 mL pH 12.16 12.22 12.77 12.30 12.34 12.37 12.43 12.47 12.51 12.52 12.56 12.59 12.82