Journal of Thermodynamics / 2013 / Article / Tab 5

Research Article

Thermodynamic and Acoustic Study on Molecular Interactions in Certain Binary Liquid Systems Involving Ethyl Benzoate

Table 5

Coefficients, , of (6) and standard deviations, , for binary systems at different temperatures.

σ

Ethyl benzoate + NNDMF

/m2N−1303.15−6.44672.2499−0.06380.0171
308.15−6.87752.8689−1.31390.0391
313.15−7.21813.6083−2.81400.0767
318.15−7.61864.2860−5.12930.1145
/m3mol−1303.15−5.19470.81781.30980.0259
308.15−5.84041.3461−0.43210.0456
313.15−6.17292.0602−2.41030.0899
318.15−7.0606−2.4146−5.82220.1234
303.15−0.02850.00960.00200.0001
308.15−0.03010.0123−0.00470.0002
313.15−0.03120.0154−0.01180.0003
318.15−0.03280.0177−0.02150.0005

Ethyl benzoate + NNDMAc

/m2N−1303.15−7.82891.3767−0.16470.0155
308.15−10.7235−0.20650.05990.0681
313.15−11.23980.4350−3.10800.0260
318.15−11.92932.3285−6.87570.1496
/m3mol−1303.15−8.0967−0.18730.39850.0196
308.15−8.71310.0699−1.45620.0315
313.15−9.9358−0.2638−1.90870.0390
318.15−11.17171.5314−3.06020.1497
303.15−0.03420.00640.00000.0001
308.15−0.0471−0.00070.00040.0003
313.15−0.04880.0022−0.01310.0001
318.15−0.05160.0093−0.02870.0007

Ethyl benzoate + NNDMA

/m2N−1303.15−7.0776−0.9608−0.63330.0256
308.15−7.8226−1.4455−2.29540.0322
313.15−8.4985−1.4000−3.41380.0474
318.15−9.3139−1.6851−4.54620.0618
/m3mol−1303.15−5.5381−2.0172−0.47940.0310
308.15−6.0491−1.9707−1.68740.0364
313.15−6.5792−2.0734−2.18650.0427
318.15−7.1185−2.0844−3.12300.0440
303.15−0.0311−0.0032−0.00310.0001
308.15−0.0344−0.0061−0.00890.0001
313.15−0.0372−0.0049−0.01430.0003
318.15−0.0404−0.0064−0.02030.0003