Thermodynamic equilibrium of solid – liquid and solutions of system [Na+-HF0-H+-F--HF2--H2F3--H2O] at various temperatures

• Published in: Journal of fluorine chemistry Vol. 230; p. 109419
• Main Authors: EL Guendouzi, Mohamed, Faridi, Jamal
• Format: Journal Article
• Language: English
• Published: Lausanne Elsevier B.V 01.02.2020; Elsevier BV
• Subjects: Activity coefficients; Aqueous electrolytes; Aqueous solutions; Chemical speciation; Dilution; Fluorides; Hydrofluoric acid; Hydrogen; Hydrogen fluoride; Interaction models; Interaction parameters; Polyelectrolyte system; Polyelectrolytes; Sodium; Sodium and hydrogen fluorides; Sodium fluoride; Solid phases; Solubility; Speciation; Species; Thermodynamic equilibrium; Thermodynamic model; Thermodynamic models; Thermodynamic properties; Water activity; X-ray diffraction; Water activity; Thermodynamic model; Sodium and hydrogen fluorides; Polyelectrolyte system; Speciation; Solubility

Species HF(aq), Na+(aq), H+(aq), F-(aq), HF2-(aq) and H2F3-(aq). in a polyelectrolyte system [Na+-HF0-H+-F--HF2--H2F3--H2O] [Display omitted] •Water activities of the yHF+1-yNaFaq were performed at various temperatures from 298.15 K to 353.15 K.•The chemical speciation of the NaF-HF in aqueous solut...