Quimica analitica

Páginas: 5 (1232 palabras) Publicado: 11 de diciembre de 2011
Resultados
Valoraciones con HCl
Fosfatos
pH | Vol administrado | V | 1ra derivada | V | 2da derivada |
7.02 | .5 | 0.75 | -0.86 | 1.00 | -1.92 |
6.59 | 1 | 1.25 | -1.82 | 1.50 | -5.84 |
5.68 | 1.5 | 1.75 | -4.74 | 2.00 | 7.84 |
3.31 | 2 | 2.25 | -0.82 | 2.50 | 0.44 |
2.90 | 2.5 | 2.75 | -0.60 | 3.00 | 1.00 |
2.60 | 3 | 3.25 | -0.10 | 3.50 | -0.36 |
2.55 | 3.5 | 3.75 | -0.28 |4.00 | 0.24 |
2.41 | 4 | 4.25 | -0.16 | 4.50 | 0.12 |
2.33 | 4.5 | 4.75 | -0.10 | 5.00 | 0.04 |
2.28 | 5 | 5.25 | -0.08 | 5.50 | -0.12 |
2.24 | 5.5 | 5.75 | -0.14 | 6.00 | 0.04 |
2.17 | 6 | 6.25 | -0.12 | 6.50 | 0.04 |
2.11 | 6.5 | 6.75 | -0.10 | 7.00 | 0.04 |
2.06 | 7 | 7.25 | -0.08 | 7.50 | -0.04 |
2.02 | 7.5 | 7.75 | -0.10 | 8.00 | 0.08 |
1.97 | 8 | 8.25 | -0.06 | 8.50 | 0.08 |1.94 | 8.5 | 8.75 | -0.02 | 9.00 | -0.12 |
1.93 | 9 | 9.25 | -0.08 | 9.50 | 0.04 |
1.89 | 9.5 | 9.75 | -0.06 | | |
1.86 | 10 | | | | |

Acetatos
pH | Vol. administrado | V | 1ra derivada | V | 2da derivada |
4.22 | .5 | 0.75 | -1.12 | 1.00 | 0.28 |
3.66 | 1 | 1.25 | -0.98 | 1.50 | 0.48 |
3.17 | 1.5 | 1.75 | -0.74 | 2.00 | 0.76 |
2.80 | 2 | 2.25 | -0.36 | 2.50 | 0.20 |2.62 | 2.5 | 2.75 | -0.26 | 3.00 | 0.12 |
2.49 | 3 | 3.25 | -0.20 | 3.50 | 0.04 |
2.39 | 3.5 | 3.75 | -0.18 | 4.00 | 0.08 |
2.30 | 4 | 4.25 | -0.14 | 4.50 | 0.08 |
2.23 | 4.5 | 4.75 | -0.10 | 5.00 | -0.04 |
2.18 | 5 | 5.25 | -0.12 | 5.50 | 0.08 |
2.12 | 5.5 | 5.75 | -0.08 | 6.00 | 0.00 |
2.08 | 6 | 6.25 | -0.08 | 6.50 | 0.00 |
2.04 | 6.5 | 6.75 | -0.08 | 7.00 | 0.00 |
2.00 | 7 |7.25 | -0.08 | 7.50 | 0.08 |
1.96 | 7.5 | 7.75 | -0.04 | 8.00 | -0.04 |
1.94 | 8 | 8.25 | -0.06 | 8.50 | 0.00 |
1.91 | 8.5 | 8.75 | -0.06 | 9.00 | 0.04 |
1.88 | 9 | 9.25 | -0.04 | 9.50 | -0.04 |
1.86 | 9.5 | 9.75 | -0.06 | | |
1.83 | 10 | | | | |

Boratos
pH | Vol. administrado | V | 1ra derivada | V | 2da derivada |
9.58 | .5 | 0.75 | -0.24 | 1.00 | 0.32 |
9.46 | 1 | 1.25| -0.16 | 1.50 | 0.10 |
9.38 | 1.5 | 1.75 | -0.22 | 2.00 | 0.28 |
9.27 | 2 | 2.25 | -0.16 | 2.50 | 0.14 |
9.19 | 2.5 | 2.75 | -0.18 | 3.00 | 0.12 |
9.10 | 3 | 3.25 | -0.24 | 3.50 | 0.22 |
8.98 | 3.5 | 3.75 | -0.26 | 4.00 | 0.10 |
8.85 | 4 | 4.25 | -0.42 | 4.50 | 0.48 |
8.64 | 4.5 | 4.75 | -0.36 | 5.00 | 0.24 |
8.46 | 5 | 5.25 | -0.48 | 5.50 | -0.50 |
8.22 | 5.5 | 5.75 | -1.46 |6.00 | -1.26 |
7.49 | 6 | 6.25 | -4.18 | 6.50 | 3.74 |
5.40 | 6.5 | 6.75 | -4.62 | 7.00 | 8.6 |
3.09 | 7 | 7.25 | -0.64 | 7.50 | 0.96 |
2.77 | 7.5 | 7.75 | -0.32 | 8.00 | 0.44 |
2.61 | 8 | 8.25 | -0.20 | 8.50 | 0.18 |
2.51 | 8.5 | 8.75 | -0.22 | 9.00 | 0.26 |
2.40 | 9 | 9.25 | -0.18 | 9.50 | 0.26 |
2.31 | 9.5 | 9.75 | -0.10 | | |
2.26 | 10 | | | | |

Valoraciones con NaOHAcetatos
pH | Vol. Administrado | V | 1ra derivada | V | 2da derivada |
4.73 | .5 | 0.75 | 0.44 | 1.00 | 0.12 |
4.95 | 1 | 1.25 | 0.50 | 1.50 | -0.12 |
5.20 | 1.5 | 1.75 | 0.44 | 2.00 | 1.28 |
5.42 | 2 | 2.25 | 1.08 | 2.50 | 1.36 |
5.96 | 2.5 | 2.75 | 1.76 | 3.00 | 8.96 |
6.84 | 3 | 3.25 | 6.24 | 3.50 | -9.48 |
9.96 | 3.5 | 3.75 | 1.50 | 4.00 | -1.40 |
10.71 | 4 | 4.25 | 0.80 |4.50 | -0.56 |
11.11 | 4.5 | 4.75 | 0.52 | 5.00 | -0.44 |
11.37 | 5 | 5.25 | 0.30 | 5.50 | -0.20 |
11.52 | 5.5 | 5.75 | 0.20 | 6.00 | -0.08 |
11.62 | 6 | 6.25 | 0.16 | 6.50 | 0.00 |
11.70 | 6.5 | 6.75 | 0.16 | 7.00 | -0.04 |
11.78 | 7 | 7.25 | 0.14 | 7.50 | -0.16 |
11.85 | 7.5 | 7.75 | 0.06 | | |
11.88 | 8 | | | | |

Fosfatos
pH | Vol. Administrado | V | 1ra derivada | V| 2da derivada |
8.50 | .5 | 0.75 | 2.68 | 1.00 | -3.04 |
9.84 | 1 | 1.25 | 1.16 | 1.50 | 0.40 |
10.42 | 1.5 | 1.75 | 1.36 | 2.00 | -1.64 |
11.10 | 2 | 2.25 | 0.54 | 2.50 | -0.40 |
11.37 | 2.5 | 2.75 | 0.34 | 3.00 | -0.16 |
11.54 | 3 | 3.25 | 0.26 | 3.50 | 0.00 |
11.67 | 3.5 | 3.75 | 0.26 | 4.00 | -0.12 |
11.80 | 4 | 4.25 | 0.20 | 4.50 | -0.20 |
11.90 | 4.5 | 4.75 | 0.10 |...
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