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Measurement and modeling of mean activity coefficients of NaBr and amino acid in (sodium bromide + potassium phosphate + glycine + water) system at T (298.15 and 308.15) K

✍ Scribed by M.R. Dehghani; H. Modarress; M. Monirifar


Book ID
108166701
Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
304 KB
Volume
37
Category
Article
ISSN
0021-9614

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The activity coefficient data were reported for (water + potassium chloride + DL-valine) at T = 298.15 K and (water + sodium chloride + L-valine) at T = 308.15 K. The measurements were performed in an electrochemical cell using ion-selective electrodes. The maximum concentrations of the electrolytes

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Activity coefficients of sodium bromide in aqueous mixtures of sodium bromide and lithium bromide were determined by e.m.f. measurement at T = 298.15 K and at six different ionic strengths from (0.1 to 2.5) mol β€’ kg -1 . The experimental results were fitted using the Scatchard-Rush-Johnson and Pitze

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Activity coefficients of sodium bromide in aqueous mixtures of sodium bromide and sodium acetate were determined by e.m.f. measurements at T = 298.15 K and the total ionic strengths of (0.1, 0.5, 1.0, 1.5, 2.0, 2.5, and 3.0) mol β€’ kg -1 . The experimental results were fitted using the Scatchard-Rush

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The mean activity coefficients of NaCl in (sodium chloride + sodium bicarbonate + water) were determined experimentally in the temperature range 293.15 K to 308.15 K at four NaHCO 3 molality fractions (0.1, 0.3, 0.5, and 0.7). The measurements were made with an electrochemical cell, using a Na + gla