titration of a weak acid-balmaceda

Volume of NaOH pH vol average volume (PH2-PH1)/(v2-v1)0 2.61 0

0.2 2.68 0.2 0.1 0.350.4 2.75 0.4 0.3 0.350.6 2.82 0.6 0.5 0.350.8 2.91 0.8 0.7 0.451 2.98 1 0.9 0.35

1.2 3.03 1.2 1.1 0.251.4 3.08 1.4 1.3 0.251.6 3.14 1.6 1.5 0.31.8 3.19 1.8 1.7 0.252 3.25 2 1.9 0.3

2.2 3.29 2.2 2.1 0.22.4 3.34 2.4 2.3 0.252.6 3.37 2.6 2.5 0.152.7 3.43 2.7 2.65 0.62.9 3.47 2.9 2.8 0.23.1 3.5 3.1 3 0.153.3 3.53 3.3 3.2 0.153.5 3.56 3.5 3.4 0.153.7 3.59 3.7 3.6 0.153.9 3.62 3.9 3.8 0.154.1 3.65 4.1 4 0.154.3 3.68 4.3 4.2 0.15

4.55 3.71 4.55 4.425 0.124.8 3.73 4.8 4.675 0.085 3.76 5 4.9 0.15

7.1 3.99 7.1 6.05 0.1095238095249.1 4.16 9.1 8.1 0.08511 4.31 11 10.05 0.07894736842113 4.46 13 12 0.07515 4.61 15 14 0.07517 4.76 17 16 0.07519 4.93 19 18 0.08521 5.13 21 20 0.1

21.1 5.16 21.1 21.05 0.321.3 5.17 21.3 21.2 0.0521.5 5.21 21.5 21.4 0.221.7 5.24 21.7 21.6 0.1521.9 5.26 21.9 21.8 0.122.1 5.29 22.1 22 0.1522.3 5.32 22.3 22.2 0.1522.4 5.33 22.4 22.35 0.122.5 5.34 22.5 22.45 0.122.6 5.35 22.6 22.55 0.122.7 5.36 22.7 22.65 0.122.8 5.37 22.8 22.75 0.122.9 5.38 22.9 22.85 0.1

23 5.41 23 22.95 0.323.1 5.43 23.1 23.05 0.223.3 5.46 23.3 23.2 0.1523.4 5.47 23.4 23.35 0.123.5 5.49 23.5 23.45 0.223.6 5.51 23.6 23.55 0.223.7 5.53 23.7 23.65 0.223.8 5.55 23.8 23.75 0.223.9 5.58 23.9 23.85 0.324 5.59 24 23.95 0.1

24.1 5.63 24.1 24.05 0.424.2 5.64 24.2 24.15 0.124.3 5.66 24.3 24.25 0.224.4 5.7 24.4 24.35 0.424.5 5.72 24.5 24.45 0.224.6 5.74 24.6 24.55 0.224.7 5.76 24.7 24.65 0.224.8 5.8 24.8 24.75 0.424.9 5.82 24.9 24.85 0.225 5.86 25 24.95 0.4

25.1 5.89 25.1 25.05 0.325.2 5.92 25.2 25.15 0.325.3 5.95 25.3 25.25 0.325.4 6.02 25.4 25.35 0.725.5 6.1 25.5 25.45 0.825.6 6.13 25.6 25.55 0.325.8 6.51 25.8 25.7 1.926.3 7.3 26.3 26.05 1.5826.4 9 26.4 26.35 1726.5 10.2 26.5 26.45 1226.6 10.44 26.6 26.55 2.426.7 10.69 26.7 26.65 2.526.8 10.81 26.8 26.75 1.227 11.05 27 26.9 1.2

27.1 11.09 27.1 27.05 0.427.2 11.18 27.2 27.15 0.927.3 11.21 27.3 27.25 0.327.4 11.25 27.4 27.35 0.427.5 11.31 27.5 27.45 0.627.7 11.36 27.7 27.6 0.2527.8 11.41 27.8 27.75 0.527.9 11.43 27.9 27.85 0.228 11.46 28 27.95 0.3

28.1 11.48 28.1 28.05 0.228.2 11.52 28.2 28.15 0.428.4 11.54 28.4 28.3 0.128.5 11.56 28.5 28.45 0.228.6 11.57 28.6 28.55 0.1

28.7 11.59 28.7 28.65 0.228.8 11.6 28.8 28.75 0.128.9 11.62 28.9 28.85 0.229 11.63 29 28.95 0.1

29.4 11.67 29.4 29.2 0.130.4 11.8 30.4 29.9 0.1331.4 11.89 31.4 30.9 0.0932.4 11.95 32.4 31.9 0.0632.9 11.98 32.9 32.65 0.0633.4 12.01 33.4 33.15 0.06

0 5 10 15 20 25 30 35 400

2

4

6

8

10

12

14

pH vs Volume

0 5 10 15 20 25 30 350

2

4

6

8

10

12

14

16

18

Derivative Graph

0 5 10 15 20 25 30 35 400

2

4

6

8

10

12

14

pH vs Volume

0 5 10 15 20 25 30 350

2

4

6

8

10

12

14

16

18

Derivative Graph

vol of NaOH used pH Average volume (PH2-PH1)/(v2-v1)0 1.82 0

0.2 1.91 0.2 0.1 0.450.4 1.94 0.4 0.3 0.150.7 1.95 0.7 0.55 0.03333333333330.9 1.94 0.9 0.8 -0.051.1 1.94 1.1 1 01.4 1.94 1.4 1.25 01.6 1.94 1.6 1.5 01.8 1.94 1.8 1.7 0

2.11 1.94 2.11 1.955 02.3 1.94 2.3 2.205 02.5 1.94 2.5 2.4 02.7 1.94 2.7 2.6 02.9 1.94 2.9 2.8 03.1 1.94 3.1 3 03.3 1.94 3.3 3.2 03.5 1.94 3.5 3.4 03.7 1.94 3.7 3.6 03.9 1.94 3.9 3.8 04.1 1.94 4.1 4 05.1 1.95 5.1 4.6 0.016.1 1.97 6.1 5.6 0.027.1 2 7.1 6.6 0.038.1 2.03 8.1 7.6 0.03

10.1 2.1 10.1 9.1 0.03512.1 2.2 12.1 11.1 0.0514.1 2.32 14.1 13.1 0.0616.1 2.5 16.1 15.1 0.0916.2 2.51 16.2 16.15 0.116.3 2.51 16.3 16.25 016.4 2.52 16.4 16.35 0.116.5 2.53 16.5 16.45 0.116.6 2.54 16.6 16.55 0.116.7 2.55 16.7 16.65 0.116.8 2.56 16.8 16.75 0.116.9 2.57 16.9 16.85 0.117 2.58 17 16.95 0.1

17.1 2.59 17.1 17.05 0.117.2 2.6 17.2 17.15 0.117.3 2.61 17.3 17.25 0.117.4 2.63 17.4 17.35 0.217.5 2.64 17.5 17.45 0.117.6 2.66 17.6 17.55 0.217.7 2.67 17.7 17.65 0.117.8 2.69 17.8 17.75 0.217.9 2.7 17.9 17.85 0.118 2.73 18 17.95 0.3

18.1 2.74 18.1 18.05 0.118.2 2.75 18.2 18.15 0.118.3 2.78 18.3 18.25 0.318.4 2.8 18.4 18.35 0.218.6 2.84 18.6 18.5 0.2

18.6999999999999 2.89 18.6999999999999 18.65 0.500000000000518.7999999999999 2.9 18.7999999999999 18.7499999999999 0.118.8999999999999 2.92 18.8999999999999 18.8499999999999 0.218.9999999999999 2.97 18.9999999999999 18.9499999999999 0.5

19.1 2.99 19.1 19.05 0.199999999999819.3 3.06 19.3 19.2 0.3519.4 3.12 19.4 19.35 0.619.5 3.15 19.5 19.45 0.319.6 3.23 19.6 19.55 0.819.7 3.32 19.7 19.65 0.919.9 3.42 19.9 19.8 0.520 3.56 20 19.95 1.4

20.1 3.65 20.1 20.05 0.920.2 3.76 20.2 20.15 1.120.3 4.05 20.3 20.25 2.920.4 4.23 20.4 20.35 1.820.5 4.57 20.5 20.45 3.420.6 4.7 20.6 20.55 1.320.7 4.81 20.7 20.65 1.120.8 4.98 20.8 20.75 1.720.9 5.06 20.9 20.85 0.821 5.17 21 20.95 1.1

21.1 5.22 21.1 21.05 0.521.2 5.31 21.2 21.15 0.921.3 5.35 21.3 21.25 0.421.4 5.39 21.4 21.35 0.421.6 5.48 21.6 21.5 0.4521.8 5.57 21.8 21.7 0.4522 5.64 22 21.9 0.35

22.2 5.7 22.2 22.1 0.322.4 5.76 22.4 22.3 0.322.6 5.81 22.6 22.5 0.2522.8 5.86 22.8 22.7 0.2523 5.9 23 22.9 0.2

23.5 5.99 23.5 23.25 0.1824 6.07 24 23.75 0.16

24.5 6.15 24.5 24.25 0.1625 6.22 25 24.75 0.1426 6.35 26 25.5 0.1327 6.46 27 26.5 0.1129 6.66 29 28 0.131 6.86 31 30 0.133 7.04 33 32 0.09

35 7.25 35 34 0.10537 7.5 37 36 0.12539 7.87 39 38 0.18540 8.18 40 39.5 0.31

40.1 8.25 40.1 40.05 0.740.2 8.28 40.2 40.15 0.340.3 8.32 40.3 40.25 0.440.4 8.34 40.4 40.35 0.240.5 8.43 40.5 40.45 0.940.6 8.53 40.6 40.55 140.7 8.58 40.7 40.65 0.540.8 8.71 40.8 40.75 1.300000000000140.9 8.78 40.9 40.85 0.741 8.96 41 40.95 1.8

41.1 9.07 41.1 41.05 1.141.2 9.18 41.2 41.15 1.141.3 9.44 41.3 41.25 2.600000000000141.4 9.61 41.4 41.35 1.741.5 9.72 41.5 41.45 1.141.6 9.91 41.6 41.55 1.941.7 10 41.7 41.65 0.941.8 10.06 41.8 41.75 0.641.9 10.2 41.9 41.85 1.442 10.3 42 41.95 1

42.1 10.36 42.1 42.05 0.642.2 10.4 42.2 42.15 0.442.3 10.49 42.3 42.25 0.942.4 10.53 42.4 42.35 0.442.5 10.6 42.5 42.45 0.742.6 10.64 42.6 42.55 0.442.7 10.69 42.7 42.65 0.542.8 10.72 42.8 42.75 0.343 10.79 43 42.9 0.35

43.5 10.95 43.5 43.25 0.3244 11.08 44 43.75 0.2645 11.28 45 44.5 0.246 11.42 46 45.5 0.1447 11.54 47 46.5 0.1248 11.64 48 47.5 0.150 11.8 50 49 0.0852 11.9 52 51 0.0553 12.03 53 52.5 0.13

0 10 20 30 40 50 600

2

4

6

8

10

12

14

pH va Volume of NaOH

0 10 20 30 40 50 60-0.5

0

0.5

1

1.5

2

2.5

3

3.5

4

Derivative Graph

0 10 20 30 40 50 600

2

4

6

8

10

12

14

pH va Volume of NaOH

0 10 20 30 40 50 60-0.5

0

0.5

1

1.5

2

2.5

3

3.5

4

Derivative Graph

vol of NaOH used pH vol of NaOH used average volume0 5.05 0

0.1 6.98 0.1 0.050.3 7.29 0.3 0.20.4 7.52 0.4 0.350.5 7.69 0.5 0.450.6 7.88 0.6 0.550.8 7.96 0.8 0.71 8.04 1 0.9

1.2 8.1 1.2 1.11.4 8.19 1.4 1.31.6 8.27 1.6 1.51.8 8.32 1.8 1.72 8.37 2 1.9

2.2 8.41 2.2 2.12.4 8.45 2.4 2.32.6 8.48 2.6 2.52.8 8.51 2.8 2.73 8.55 3 2.9

3.2 8.58 3.2 3.13.4 8.6 3.4 3.33.6 8.62 3.6 3.53.8 8.62 3.8 3.74 8.64 4 3.9

4.2 8.66 4.2 4.14.4 8.67 4.4 4.34.6 8.69 4.6 4.54.8 8.7 4.8 4.75 8.72 5 4.9

5.2 8.74 5.2 5.15.4 8.75 5.4 5.35.6 8.76 5.6 5.55.8 8.77 5.8 5.76 8.79 6 5.9

6.2 8.8 6.2 6.16.4 8.8 6.4 6.36.6 8.81 6.6 6.56.8 8.82 6.8 6.77 8.84 7 6.9

7.2 8.85 7.2 7.17.4 8.87 7.4 7.37.6 8.88 7.6 7.57.8 8.89 7.8 7.78 8.91 8 7.9

8.2 8.91 8.2 8.18.4 8.93 8.4 8.38.6 8.94 8.6 8.58.8 8.94 8.8 8.7

9 8.94 9 8.99.2 8.95 9.2 9.19.4 8.96 9.4 9.39.6 8.97 9.6 9.59.8 8.98 9.8 9.710 8.99 10 9.9

10.2 9 10.2 10.110.4 9 10.4 10.310.6 9.01 10.6 10.510.8 9.02 10.8 10.711 9.03 11 10.9

11.2 9.04 11.2 11.111.4 9.05 11.4 11.311.6 9.06 11.6 11.511.8 9.07 11.8 11.712 9.07 12 11.9

12.2 9.08 12.2 12.112.4 9.09 12.4 12.312.6 9.1 12.6 12.512.8 9.11 12.8 12.713 9.12 13 12.9

13.2 9.13 13.2 13.113.4 9.13 13.4 13.313.6 9.14 13.6 13.513.8 9.15 13.8 13.714 9.16 14 13.9

14.5 9.18 14.5 14.2515 9.21 15 14.75

15.5 9.24 15.5 15.2516 9.27 16 15.7517 9.33 17 16.518 9.38 18 17.5

18.5 9.4 18.5 18.2519 9.43 19 18.7520 9.47 20 19.5

20.2 9.49 20.2 20.120.4 9.5 20.4 20.320.6 9.51 20.6 20.520.8 9.52 20.8 20.721 9.53 21 20.9

21.5 9.56 21.5 21.2522 9.59 22 21.75

22.5 9.62 22.5 22.2523 9.65 23 22.75

23.5 9.69 23.5 23.2524 9.73 24 23.75

24.5 9.76 24.5 24.2525 9.78 25 24.75

25.2 9.8 25.2 25.125.4 9.82 25.4 25.325.6 9.84 25.6 25.525.8 9.85 25.8 25.726 9.87 26 25.9

26.2 9.88 26.2 26.126.4 9.9 26.4 26.326.6 9.92 26.6 26.526.8 9.94 26.8 26.727 9.95 27 26.928 10.06 28 27.5

28.2 10.08 28.2 28.128.4 10.11 28.4 28.328.6 10.13 28.6 28.528.8 10.15 28.8 28.729 10.18 29 28.9

29.2 10.2 29.2 29.129.4 10.23 29.4 29.329.6 10.26 29.6 29.529.8 10.29 29.8 29.730 10.32 30 29.9

30.2 10.36 30.2 30.130.4 10.4 30.4 30.330.6 10.44 30.6 30.530.8 10.48 30.8 30.731 10.52 31 30.9

31.2 10.57 31.2 31.131.4 10.62 31.4 31.331.6 10.67 31.6 31.531.8 10.73 31.8 31.732 10.79 32 31.9

32.2 10.86 32.2 32.132.4 10.92 32.4 32.332.6 10.94 32.6 32.532.8 11.06 32.8 32.733 11.12 33 32.9

33.2 11.19 33.2 33.133.4 11.25 33.4 33.333.6 11.31 33.6 33.533.8 11.36 33.8 33.734 11.41 34 33.9

34.2 11.46 34.2 34.134.4 11.5 34.4 34.334.6 11.54 34.6 34.534.8 11.57 34.8 34.735 11.61 35 34.9

35.2 11.63 35.2 35.135.4 11.66 35.4 35.3

35.6 11.68 35.6 35.535.8 11.71 35.8 35.736 11.73 36 35.937 11.84 37 36.538 11.92 38 37.5

38.5 11.95 38.5 38.2539 11.98 39 38.75

39.4 12.01 39.4 39.2

(PH2-PH1)/(v2-v1)

19.31.55

2.299999999999991.70000000000001

1.90.4

0.3999999999999960.3000000000000030.449999999999999

0.40.2500000000000040.2499999999999950.2000000000000040.1999999999999960.1500000000000060.1499999999999970.2000000000000040.1499999999999970.0999999999999980.099999999999998

00.1000000000000070.0999999999999980.0499999999999990.0999999999999980.0499999999999990.1000000000000070.0999999999999980.0499999999999990.0499999999999990.0499999999999990.0999999999999980.050000000000008

00.0499999999999990.0499999999999990.0999999999999980.0499999999999990.0999999999999980.0500000000000080.0499999999999990.099999999999998

00.0999999999999970.049999999999999

0

0 5 10 15 20 25 30 35 40 450

2

4

6

8

10

12

14

pH

0 5 10 15 20 25 30 35 40 450

5

10

15

20

25

Derivative Graph

00.0499999999999990.0500000000000080.0499999999999990.0499999999999990.0499999999999990.049999999999999

00.0499999999999990.0499999999999990.0499999999999990.0499999999999990.0500000000000080.0499999999999990.049999999999999

00.0499999999999990.0499999999999990.0499999999999990.0499999999999990.0499999999999990.050000000000008

00.0499999999999990.0499999999999990.0499999999999990.0399999999999990.0600000000000020.0599999999999990.0599999999999990.0600000000000010.0500000000000010.0399999999999990.0599999999999990.0400000000000010.0999999999999980.0499999999999990.0499999999999980.0499999999999990.0499999999999990.0600000000000020.0599999999999990.0599999999999990.0600000000000020.0799999999999980.0800000000000020.0599999999999990.039999999999999

0.1000000000000070.0999999999999980.0999999999999960.0499999999999990.0999999999999980.0500000000000080.0999999999999980.0999999999999960.0999999999999980.0499999999999990.1100000000000010.0999999999999980.1499999999999970.1000000000000050.0999999999999980.1499999999999970.0999999999999980.1500000000000060.1499999999999950.1499999999999970.1500000000000060.1999999999999960.2000000000000050.1999999999999930.2000000000000050.1999999999999960.2500000000000040.249999999999996

0.250.3000000000000040.2999999999999950.3499999999999960.3000000000000090.0999999999999960.6000000000000180.2999999999999890.3499999999999960.3000000000000090.299999999999998

0.250.250.25

0.20.1999999999999930.1500000000000090.1999999999999930.100000000000005

0.15

0.0999999999999960.1500000000000090.0999999999999960.109999999999999

0.080.0599999999999990.0600000000000020.074999999999999

0 5 10 15 20 25 30 35 40 450

2

4

6

8

10

12

14

pH

0 5 10 15 20 25 30 35 40 450

5

10

15

20

25

Derivative Graph