Articles with "partial molar" as a keyword



Partial Molar Volumes and Isentropic Compressions of Cyclic Ethers in Aqueous Solutions from 288.15 to 313.15 K at Atmospheric Pressure

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Solution Chemistry"

DOI: 10.1007/s10953-018-0725-0

Abstract: The partial molar volumes and isentropic compressions of aqueous solutions of tetrahydrofuran, tetrahydropyran, 1,4-dioxane, tetrahydropyran-2-methanol, 3-hydroxytetrahydrofuran, and tetrahydrofurfuryl alcohol were measured at 288.15, 298.15, and 313.15 K. Results are analyzed in terms of the effects of… read more here.

Keywords: partial molar; volumes isentropic; aqueous solutions; isentropic compressions ... See more keywords

Thermodynamically Traceable Calorimetric Results for Aqueous Sodium Chloride Solutions from T = (273.15 to 373.15) K up to the Saturated Solutions: Part 2 —The Quantities Associated with the Partial Molar Heat Capacity

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Solution Chemistry"

DOI: 10.1007/s10953-024-01412-5

Abstract: In previous articles (Partanen and Partanen in J. Chem. Eng. Data 65: 5226 − 5239 (2020), J. Solution Chem. 52: 1352 − 1385 (2023)), we presented a traceable and transparent three-parameter model for thermodynamic activity and enthalpy quantities in… read more here.

Keywords: partial molar; heat capacity; saturated solutions;
Photo from wikipedia

Derivations of Partial Molar Excess Gibbs Energy of Mixing Expressions for Common Thermodynamic Models

Sign Up to like & get
recommendations!
Published in 2021 at "Journal of Phase Equilibria and Diffusion"

DOI: 10.1007/s11669-021-00886-w

Abstract: Modern computational thermodynamics methods rely on the use of numerical models that represent chemical systems. Typically, these models are formulated in terms of the Gibbs energy, which must be minimised to find the conditions of… read more here.

Keywords: gibbs energy; partial molar; derivations partial; energy ... See more keywords

Understanding ion-ion and ion-solvent interactions in aqueous solutions of NMP based protic ionic liquids through partial molar properties and DFT calculations

Sign Up to like & get
recommendations!
Published in 2017 at "Fluid Phase Equilibria"

DOI: 10.1016/j.fluid.2017.05.005

Abstract: Abstract The precise and accurate thermophysical properties determination of ionic liquid (IL)-solvent binary system is needed for understanding the molecular interactions occurring between these components. The nature of ion-ion and ion-solvent interactions can be studied… read more here.

Keywords: ion ion; partial molar; molar properties; ion ... See more keywords

Physicochemical and spectroscopic studies of molecular interactions of 1-butyl-3-methylimidazolium hexafluorophosphate + 2-methoxyethanol or 2-ethoxyethanol binary mixtures at temperatures from 298.15 to 323.15 K

Sign Up to like & get
recommendations!
Published in 2017 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2016.11.066

Abstract: Abstract The densities, ρ, speeds of sound, u and refractive indices, nD of the binary mixtures of 1-butyl-3-methylimidazolium hexafluorophosphate [Bmim][PF6] with 2-methoxyethanol and 2-ethoxyethanol, including those of pure liquids, have been measured over the entire… read more here.

Keywords: molar volumes; molar isentropic; partial molar; methoxyethanol ethoxyethanol ... See more keywords

Volumetric and ultrasonic studies of molecular interactions of glycols in aqueous Niacin (vitamin B3) at different temperatures

Sign Up to like & get
recommendations!
Published in 2021 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2021.115869

Abstract: Abstract At the temperature range of (293.15, 298.15, 303.15 and 308.15) K, the speed of sound and density values for ternary solution (Niacin+ water + Ethylene glycol (EG)/Diethylene glycol (DEG)/Triethylene glycol (TEG)) were measured at… read more here.

Keywords: molar isentropic; volumetric ultrasonic; partial molar; ultrasonic studies ... See more keywords

Complex Protein Retention Shifts with a Pressure Increase: An Indication of a Standard Partial Molar Volume Increase during Adsorption?

Sign Up to like & get
recommendations!
Published in 2022 at "Analytical Chemistry"

DOI: 10.1021/acs.analchem.2c01809

Abstract: Studies of protein adsorption on reversed-phase and ion exchange stationary phases demonstrated an increase in retention with increasing pressure, which is interpreted as a standard partial molar volume decrease during the transition of the protein… read more here.

Keywords: adsorption; retention; increase; pressure ... See more keywords

Thermal and Volumetric Properties of Some C5 and C6 Alkanones at Infinite Dilution in Water

Sign Up to like & get
recommendations!
Published in 2017 at "Journal of Chemical & Engineering Data"

DOI: 10.1021/acs.jced.7b00035

Abstract: Precise measurements of excess enthalpies and densities of highly dilute aqueous solutions of five C5–C6 alkanones (namely 2-pentanone, 3-pentanone, 3-methyl-2-butanone, 2-hexanone, and 4-methyl-2-pentanone) were carried out using tandem flow mixing calorimetry and vibrating-tube densimetry. The… read more here.

Keywords: infinite dilution; partial molar; water; thermal volumetric ... See more keywords

Investigation on Temperature-Dependent Volumetric and Acoustical Properties of Homologous Series of Glycols in Aqueous Sorbitol Solutions

Sign Up to like & get
recommendations!
Published in 2017 at "Journal of Chemical & Engineering Data"

DOI: 10.1021/acs.jced.7b00501

Abstract: In the present study, the combination of volumetric and acoustical studies is used to investigate the interactions of ethylene glycol, diethylene glycol, and triethylene glycol with sorbitol as a function of temperature. Densities and ultrasonic… read more here.

Keywords: aqueous sorbitol; temperature; partial molar; sorbitol solutions ... See more keywords

Thermodynamic Interactions Study of Some Ethylene Glycols in Aqueous Aniline Solutions at Different Temperatures: An Acoustical and Volumetric Approach

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Chemical & Engineering Data"

DOI: 10.1021/acs.jced.8b00058

Abstract: With densities and ultrasonic speeds, interactions of aniline with ethylene glycol, diethylene glycol, and triethylene glycol are measured at T = (293.15–308.15) K. From the densities, the (apparent molar and partial molar) volumes, Vϕ and… read more here.

Keywords: partial molar; molar volumes; molar isentropic; molar ... See more keywords

Expectant Management of a Triploid Partial Molar Pregnancy at 26 Weeks' Gestation: A Case Report

Sign Up to like & get
recommendations!
Published in 2024 at "AJP Reports"

DOI: 10.1055/a-2299-4409

Abstract: Abstract Introduction  Triploid partial molar pregnancies are not viable, and confer maternal risks including preeclampsia, hemorrhage, gestational trophoblastic neoplasia, and trophoblastic embolization. We report a case managed expectantly until 26 weeks' gestation in a patient… read more here.

Keywords: partial molar; weeks gestation; triploid partial; pregnancy ... See more keywords