15 K
Molecular Interaction Studies on Some Binary Liquid Mixtures at 303 15, 308 15, 313 15 and 318 15 K
... Density ( ρ ), viscosity ( η ) and ultrasonic velocity (u) of binary liquid mixtures of anisaldehyde with o-cresol, m- cresol and p-cresol over the entire composition range have been measured at 303.15, 308.15, 313.15 ...
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Ultrasonic studies on binary liquid mixtures of methyl acrylate with benzenes at 308 15 K
... 298.15 K) (Dean 1956) and strongly associated aprotic solvent (Dean 1956) due to the presence of polar carbonyl group in the molecule and it is a versatile liquid which finds use as a monomer in the preparation of ...
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Volumetric properties and molecular interactions of acetic acid in water at 298 15 K
... 298.15 K with the fixed number of molecules. The basic MD simulations were performed in Molden software [16] with Optimized Potentials for Liquid Simulations (OPLS) force field [17, 18]. Three files created for ...
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Thermodynamic and transport properties of some salts in aqueouscysteine solutions at 303 15 K
... All the chemicals used in present work were of AR grade. Stock solution of 0.01 mol·dm -3 cysteine was prepared using double distilled water in calibrated flask. Weighing was done on single pan, electronic balance ...
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Thermodynamics of the Second Stage Dissociation Step (pK2) of Buffer Monosodium 1,4 Piperazinediethanesulfonate from (278 15 to 328 15) K
... The control of pH in the physiologically important pH range is difficult because of the limitation in the number of weak acid-base systems whose pH values fall within the pH range of 6 - 8. Second-stage dissociation ...
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Ultrasonic investigation of molecular associations in the binary mixtures of NMP with substituted benzenes at 308 15, 318 15 K and atmospheric pressure
... The densities, viscosities and speeds of sound for the binary mixtures of N-methyl-2-pyrrolidone (NMP) with aniline (AB), bromobenzene (BB), and chlorobenzene (CB), over the entire composition range have been measured at ...
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Ultrasonic Studies in Binary Liquid Mixtures of Trichloroethylene with Three Alcohols at 303 15 K
... Ultrasonic studies in binary mixtures of hydrocarbon liquids with several alcohols were carried out by Danusso [23]. Willard [24] observed that ultrasonic velocity has a parabolic variation with the composition of the ...
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MOLECULAR INTERACTION STUDY OF N PHENYL MALEANILIC ACID AND N PHENYL MALEIMIDE IN AQUEOUS DIMETHYL SULPHOXIDE AT 298 15 AND 303 15 K
... Density and viscosity of N-phenyl maleanilic acid and N-phenyl maleimide have been measured in 80% aqueous dimethyl sulphoxide at 298.15 and 303.15 K. Using this data, parameters including apparent molar volume, ...
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Thermophysical properties of binary liquid mixtures of tetrahydrofuran with benzene and substituted benzenes at 308 15 K
... µ = 1.75 D at 298.15 K) (chemical reactivity-2010). THF is the fully hydrogenated analogue of the aromatic compound furan. It is a moderately polar, aprotic solvent with a dielectric constant of 7.58 and ...
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Excess Volumes and Viscosities for the Binary Systems of 2 Propanol with alkyl acetates at 303 15 K
... Measurements of excess volumes and viscosities of binary mixtures of 2-propanol with methyl acetate (MA), ethyl acetate (EA), butyl acetate (BA), and iso-amyl acetate (IAA) are reported at 303.15 K over the entire ...
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Viscosities of binary liquid mixtures of octan 2 ol with benzene and halobenzenes at 308 15 K
... This paper is a continuation of our work related to the study of transport properties of binary mixtures of higher alcohols with aliphatic haloalkanes and aromatic halohydrocarbons. The measurements of these properties ...
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Densities and viscosities of binary mixtures of methyl ethyl ketone with ethyl benzene at 303 15, 308 15, 313 15 K and atmospheric pressure
... Figure 2 illustrate the viscosity deviations for these three different temperature binary mixture, plotted against mole fraction together with the fitted curve, obtained from the Redlich-Kister equation. The viscosity ...
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Thermo Excess Acoustical Parameters in Binary Liquid Mixtures of Ethylene Glycol with Ethanol at Five Different Temperatures T=(298 15, 303 15, 308 15, 313 15 and 318 15) K
... viscosity (η E ) have been measured from experimentally measured values of densities(), ultrasonic velocities(u) and viscosities(η) in binary liquid mixtures containing Ethylene Glycol with Ethanol at temperatures ...
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Ion solvent Interactions of some Chromium (III) Complexes in Nitromethane and Dimethylsulfoxide Studied Viscometrically at 298 15, 308 15 and 318 15 K
... Solvent viscosities were measured by means of a suspended-level type Ubbelohde viscometer, calibrated at 298.15 K with triply distilled water and purified hexane, heptane and cyclohexane using density and ...
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Studies on thermodynamic properties of streptomycin aqueous solutions from T= (298 15 to 308 15) K
... The pharmacodynamics, pharmacokinetics, safety and efficacies of many antibiotic have been widely evaluated [12]. In addition to these studies the physico-chemical data may provide the useful information for ...
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An Interaction Study of Chloro and Alkyl Substituted Benzylamine with DPPH● through UV Spectrophotometric and Physicochemical Methods at T = (298 15, 303 15 and 308 15) K
... [9]. Many inorganic metal complexes have been reported for their antioxidant potential [11-16]. The RSAs of metal complexes depend on the ligands which are at- tached with the metal through coordination bonding and ...
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MD simulation of KCl, KBr and KI salts in water at 298 15 K
... In the system having smaller ions like Cl - , the orientation of water molecules indicates dominance of electrostatic mechanism, where water molecule try to orient in most comfortable electrostatic orientation with ...
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Thermodynamic studies of 18 crown 6 with La3+, Ce3+, Pr3+ and Nd3+ Complexes in acetonitrile water binary solvent systems at 298 15 K, 308 15 K and 318 15 K by conductometric method
... Addition of 18C6 ligand to solutions of La3+, Ce3+, Pr3+ and Nd3+ cations in pureAN at different temperatures shows that the molar conductivity values increase with increasing 18C6/M3+ m[r] ...
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Highly resolved infrared spectra of pure CO2ice (15-75 K)
... increase the S / N. Background spectra are acquired at 15 K prior to deposition and subtracted from the recorded ice spectra. The spectra recorded at different temperatures correspond to different ice ...
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ANTI-INFLAMMATORY EVALUATION OF SOME NOVEL SUBSTITUTED- [1,2,4] TRIAZOLO[1,5C]QUINAZOLINONE DERIVATIVES
... All synthesized compounds have shown anti- inflammatory activity as all has significant reduction in inflammation when compared to inflammatory control group. Compounds K 15, K 18 and K 19 have ...
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