Electrical Conductivity along Phase Diagram of the Critical Mixture Isobutyric Acid – Water with Added (K+, Cl-) Ions
Abstract
:Introduction
The Coexistence Curves and the Transition Temperature
The transition temperature Tt
Experimental Details
Electrical conductivity measurement
Data Collection and Analysis
Electrical conductivity along the coexistence curve
X% in acid | (I-W) | (I-W) + 5 10-4 M [KCl] | (I-W) + 5 10-3 M [KCl] | ||||||
---|---|---|---|---|---|---|---|---|---|
Tt (°C) | σx | Ax10+3 | Tt (°C) | σx | Ax10+3 | Tt (°C) | σx | Ax10+3 | |
15 | 15.063 | -3.58 | 15.68 | ||||||
16 | 19.992 | -3.23 | 14.27 | ||||||
18 | 18.820 | -3.48 | 15.09 | ||||||
18.5 | 17.125 | -5.91 | 24.82 | ||||||
20 | 22.842 | -2.78 | 12.42 | ||||||
22 | 23.527 | -2.85 | 11.96 | 22.710 | -3.29 | 14.18 | |||
25 | 25.547 | -2.58 | 11.34 | ||||||
27.5 | - | 26.649 | -4.93 | 20.51 | |||||
29 | 26.353 | -2.56 | 11.09 | ||||||
30 | 26.930 | -2.26 | 10.9 | ||||||
32 | 27.014 | -2.31 | 9.9 | ||||||
32.5 | 27.057 | -2.46 | 10.7 | 28.021 | -3.88 | 16.39 | |||
35 | 26.962 | -2.79 | 10.34 | ||||||
38 | 26.945 | -2.67 | 10.17 | 27.356 | -1.69 | 7.52 | 28.516 | -3.58 | 14.78 |
40 | 26.904 | -2.66 | 10.12 | 28.091 | -3.61 | 14.1 | |||
42 | 27.018 | -1.46 | 6.24 | ||||||
43 | 26.841 | -2.72 | 10.06 | ||||||
46 | 26.750 | -2.71 | 10.03 | ||||||
47 | 28.012 | -3.14 | 12.37 | ||||||
50 | 26.217 | -2.88 | 10.02 | ||||||
55 | 24.803 | -0.871 | 3.52 | 27.645 | -2.72 | 10.31 | |||
57 | 23.520 | -2.83 | 10.01 | ||||||
62.5 | 21.984 | -1.01 | |||||||
65 | 14.390 | -0.46 | 1.84 |
- (i)
- ( ∂σ/∂T )(I-W) + 5 10-4 M [KCl] = 7.52 10-3 Ω-1cm-1K-1
- (ii)
- ( ∂σ/∂T )(I-W) + 5 10-3 M [KCl] = 14.78 10-3 Ω-1cm-1K-1
Conclusion
References
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Cherif, E.; Bouanz, M. Electrical Conductivity along Phase Diagram of the Critical Mixture Isobutyric Acid – Water with Added (K+, Cl-) Ions. Int. J. Mol. Sci. 2003, 4, 326-334. https://doi.org/10.3390/i4060326
Cherif E, Bouanz M. Electrical Conductivity along Phase Diagram of the Critical Mixture Isobutyric Acid – Water with Added (K+, Cl-) Ions. International Journal of Molecular Sciences. 2003; 4(6):326-334. https://doi.org/10.3390/i4060326
Chicago/Turabian StyleCherif, Emna, and Moncef Bouanz. 2003. "Electrical Conductivity along Phase Diagram of the Critical Mixture Isobutyric Acid – Water with Added (K+, Cl-) Ions" International Journal of Molecular Sciences 4, no. 6: 326-334. https://doi.org/10.3390/i4060326