Curva De Titulación Con Edta.xls

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ml Mg2+

50

[Mg2+] =

1.00E-02

[Mg2+] 1:10 =

Kef =

2.16E+08

[EDTA] =

1.00E-02

[EDTA] 1:10 =

[CEDTA] libre

[Mg2+]

ml EDTA 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00 55.00 60.00 65.00 70.00 75.00 80.00

[MgY2-]

5.00E-03 4.76E-03 4.55E-03 4.35E-03 4.17E-03 4.00E-03 3.85E-03

1.82E-05 3.33E-05 4.62E-05 5.71E-05 6.67E-05 0.000075

1.00E-02 8.18E-03 6.67E-03 5.38E-03 4.29E-03 3.33E-03 2.50E-03 1.76E-03 1.11E-03 5.26E-04 4.81E-06 4.01E-16 3.83E-16 3.66E-16 3.51E-16 3.37E-16 3.24E-16

sin diluir

[MgY2-] 1:10

2 2.08715018 2.17609126 2.26884531 2.36797679 2.47712125 2.60205999 2.75332767 2.95424251 3.2787536 5.31774187 15.3970357 15.4172391 15.4365443 15.4550277 15.4727564 15.4897898

0.0005 0.00047619 0.00045455 0.00043478 0.00041667 0.0004 0.00038462

1.00E-03 1.00E-03 [CEDTA] libre 1:10

0.000047619 9.090909091E-05 0.0001304348 0.0001666667 0.0002 0.0002307692

[Mg2+] 1:10 1.00E-03 8.18E-04 6.67E-04 5.38E-04 4.29E-04 3.33E-04 2.50E-04 1.76E-04 1.11E-04 5.26E-05 1.52E-06 4.63E-08 2.31E-08 1.54E-08 1.16E-08 9.26E-09 7.72E-09

dilucion 1:10 3 3.08715018 3.17609126 3.26884531 3.36797679 3.47712125 3.60205999 3.75332767 3.95424251 4.2787536 5.81774187 7.33445375 7.63548375 7.81157501 7.93651374 8.03342376 8.112605

18 16

Curva pMg vs ml EDTA

14 12 10

pMg

8 6 4 2

0 ml EDTA 0.00 10.00 20.00 30.00 40.00 50.00 60.00 70.00 8

Curva pMg vs ml EDTA

sin diluir dilucion 1:10

ml EDTA 30.00 40.00 50.00 60.00 70.00 80.00 90.00

[Cu+2] =

2.00E-02

ml Cu+2 =

50

[EDTA] =

2.00E-02

Kef =

5.2E+016

KefpH = 7 =

4.8E+14

ml EDTA 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00 55.00 60.00 65.00 70.00 75.00 80.00 85.00 90.00 95.00 100.00

[CuY2-]

[Cu2+] 2.00E-02 1.64E-02 1.33E-02 1.08E-02 8.57E-03 6.67E-03 5.00E-03 3.53E-03 2.22E-03 1.05E-03 4.38529E-10 1.92E-16 9.62E-17 6.41E-17 4.81E-17 3.85E-17 3.21E-17 2.75E-17 2.40E-17 2.14E-17 1.92E-17

pH 9 1.69897 1.78612018 1.87506126 1.96781532 2.06694679 2.17609126 2.30103 2.45229767 2.65321251 2.97772361 9.35800167 15.7160033 16.0170333 16.1931246 16.3180633 16.4149733 16.4941546 16.5611014 16.6190933 16.6702459 16.7160033

[Cu2+] pH = 7

pH 7 1.69897 1.78612018 1.87506126 1.96781532 2.06694679 2.17609126 2.30103 2.45229767 2.65321251 2.97772361 8.34062062 13.6812412 13.9822712 14.1583625 14.2833012 14.3802112 14.4593925 14.5263393 14.5843312 14.6354837 14.6812412

1.00E-02 9.52E-03 9.09E-03 8.70E-03 8.33E-03 8.00E-03 7.69E-03 7.41E-03 7.14E-03 6.90E-03 6.67E-03

CEDTA

9.52E-04 1.82E-03 2.61E-03 3.33E-03 4.00E-03 4.62E-03 5.19E-03 5.71E-03 6.21E-03 6.67E-03

2.00E-02 1.64E-02 1.33E-02 1.08E-02 8.57E-03 6.67E-03 5.00E-03 3.53E-03 2.22E-03 1.05E-03 4.56E-09 2.08E-14 1.04E-14 6.94E-15 5.21E-15 4.17E-15 3.47E-15 2.98E-15 2.60E-15 2.31E-15 2.08E-15

Curva pCu vs ml EDTA 18 16 14 12

pCu 10 8 6 4 2 0 0.00

20.00

Curva pCu vs ml EDTA

18 16 14 12 10 pCu 8

pH 9

6 4 2 0 0.00

20.00

40.00

60.00 ml EDTA

80.00

100.00

120.00

40.00

60.00 ml EDTA80.00

100.00

120.00

EDTA

.00

100.00

120.00

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