Publicado

2014-07-01

Viscosity and viscometric properties of Glycine in aqueous solutions of Sodium Thiosulfate Pentahydrate (Na2S2O3 .5H2O) at different temperatures

Viscosidades y propiedades viscosimetricas de la Glicina en soluciones acuosas de Tiosulfato de Sodio Pentahidratado (Na2S2O3 .5H2O) a diferentes temperaturas

DOI:

https://doi.org/10.15446/dyna.v81n186.40023

Palabras clave:

Viscosity, Activation parameters, Viscous flow, Excess properties, Interactions (en)
Viscosidad, Parámetros de activación, Flujo viscoso, Interacciones (es)

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Autores/as

  • Manuel Silvestre Páez-Meza Universidad de Córdoba
  • Gustavo Manuel Alvarino-Bettín Universidad de Córdoba
  • Plinio de los Santos Cantero-López Universidad de Córdoba
Flowing times of Glycine in aqueous solutions Sodium Thiosulfate Pentahydrate (0.01-2.0 mol kg-1) using an AMVn Anton Paar viscometer at temperatures of (283.15; 288.15; 293.15; 298.15; 303.15; 308.15, 313.15 and 318.15) K and 101.1 Kpa.From the data obtained, the absolute viscosity, viscosity B-coefficients, slope ( ),the  ,adjustable parameters of the equation of Out and Los ( , ), activation parameters of viscous flow ( ) were calculated , the values obtained for these parameters were discussed in terms of the interactions present in solution.
Se determinaron los tiempos de flujo de la Glicina en soluciones acuosas de Tiosulfato de Sodio Pentahidratado (0.01-2.0 mol Kg-1) usando un viscosímetro Anton Paar modelo AMVn a las temperaturas de (283.15; 288.15; 293.15; 298.15; 303.15; 308.15,313.15 y 318.15) K y 101.1 Kpa. A partir de los datos obtenidos se calcularon las viscosidades absolutas, los coeficientes B de viscosidad, la pendiente ( ),el  ,los parámetros ajustables de la ecuación de Out y Los ( ), los parámetros de activación del flujo viscoso ( ), los valores obtenidos para estos parámetros fueron discutidos en términos de las interacciones presentes en solución.

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Citas

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