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

Table 2

Experimental ultrasonic velocities, 𝑢, densities, 𝜌, and related thermodynamic parameters for ethyl benzoate + NNDMF system.

𝑥1	𝑈 ms^−1	𝜌×10^3 kgm^−3	𝛽ad×10^−12 m^2N^−1	𝑉×10^−6 m^3mol^−1	𝐿𝑓 Å	Δ𝛽ad×10^−12 m^2N^−1	𝑉^𝐸×10^−6 m^3mol^−1	𝐿^𝐸𝑓 Å
𝑇=303.15 K
0.0000	1438.53	0.9392	51.4522	77.8216	0.4497	0.0000	0.0000	0.0000
0.0568	1433.50	0.9529	51.0688	81.2961	0.4481	−0.4549	−0.2620	−0.0019
0.1193	1427.94	0.9663	50.7512	85.1516	0.4467	−0.8511	−0.5200	−0.0037
0.1885	1421.80	0.9793	50.5133	89.4680	0.4456	−1.1761	−0.7540	−0.0051
0.2654	1414.94	0.9922	50.3414	94.2800	0.4449	−1.4448	−1.0030	−0.0063
0.3514	1407.25	1.0045	50.2715	99.7325	0.4446	−1.6230	−1.2130	−0.0071
0.4484	1398.50	1.0158	50.3334	105.9725	0.4448	−1.6831	−1.3510	−0.0073
0.5584	1388.25	1.0249	50.6279	113.3098	0.4461	−1.5271	−1.2520	−0.0066
0.6843	1376.50	1.0327	51.1051	121.8471	0.4482	−1.2084	−1.0000	−0.0052
0.8298	1362.89	1.0395	51.7198	131.8472	0.4512	−0.7048	−0.5770	−0.0030
1.0000	1347.00	1.0456	52.7108	143.6209	0.4552	0.0000	0.0000	0.0000
𝑇=308.15 K
0.0000	1420.69	0.9345	53.0178	78.2129	0.4598	0.0000	0.0000	0.0000
0.0568	1416.24	0.9498	52.4916	81.5612	0.4575	−0.5600	−0.3950	−0.0024
0.1193	1411.27	0.9639	52.0884	85.3661	0.4558	−1.0003	−0.7110	−0.0043
0.1885	1405.75	0.9773	51.7820	89.6557	0.4544	−1.3478	−0.9800	−0.0059
0.2654	1399.58	0.9900	51.5655	94.4878	0.4535	−1.6100	−1.2180	−0.0070
0.3514	1392.69	1.0023	51.4383	99.9475	0.4529	−1.7883	−1.4310	−0.0078
0.4484	1384.81	1.0134	51.4578	106.2300	0.4530	−1.8265	−1.5380	−0.0080
0.5584	1375.55	1.0226	51.6827	113.5634	0.4540	−1.6669	−1.4560	−0.0073
0.6843	1364.87	1.0304	52.0990	122.1266	0.4558	−1.3254	−1.1930	−0.0058
0.8298	1352.50	1.0368	52.7261	132.1880	0.4585	−0.7848	−0.7260	−0.0034
1.0000	1338.00	1.0419	53.6120	144.1309	0.4624	0.0000	0.0000	0.0000
𝑇=313.15 K
0.0000	1398.00	0.9294	55.0533	78.6421	0.4719	0.0000	0.0000	0.0000
0.0568	1394.18	0.9463	54.3682	81.8657	0.4690	−0.6765	−0.5300	−0.0029
0.1193	1389.85	0.9609	53.8719	85.6300	0.4668	−1.1633	−0.8980	−0.0050
0.1885	1385.04	0.9742	53.5109	89.9392	0.4652	−1.5137	−1.1600	−0.0065
0.2654	1379.64	0.9870	53.2289	94.7763	0.4640	−1.7840	−1.4070	−0.0077
0.3514	1373.59	0.9990	53.0536	100.2767	0.4632	−1.9462	−1.5950	−0.0084
0.4484	1366.70	1.0101	52.9994	106.5688	0.4630	−1.9856	−1.7100	−0.0086
0.5584	1358.48	1.0191	53.1703	113.9502	0.4638	−1.7980	−1.6000	−0.0078
0.6843	1349.00	1.0267	53.5206	122.5584	0.4653	−1.4285	−1.3150	−0.0061
0.8298	1337.99	1.0331	54.0707	132.6663	0.4677	−0.8562	−0.8280	−0.0037
1.0000	1325.00	1.0375	54.9010	144.7422	0.4712	0.0000	0.0000	0.0000
𝑇=318.15 K
0.0000	1380.74	0.9299	56.4079	78.5998	0.4810	0.0000	0.0000	0.0000
0.0568	1377.12	0.9487	55.5820	81.6576	0.4775	−0.8276	−0.7380	−0.0035
0.1193	1373.00	0.9638	55.0381	85.3744	0.4752	−1.3733	−1.2000	−0.0059
0.1885	1368.39	0.9770	54.6608	89.6770	0.4735	−1.7527	−1.5200	−0.0075
0.2654	1363.20	0.9888	54.4219	94.6046	0.4725	−1.9938	−1.7337	−0.0085
0.3514	1357.36	0.9998	54.2883	100.2006	0.4719	−2.1300	−1.8900	−0.0091
0.4484	1350.64	1.0098	54.2828	106.5998	0.4719	−2.1383	−1.9700	−0.0092
0.5584	1342.70	1.0184	54.4667	114.0329	0.4727	−1.9577	−1.8900	−0.0084
0.6843	1333.49	1.0256	54.8316	122.6897	0.4743	−1.5965	−1.6500	−0.0069
0.8298	1322.72	1.0310	55.4405	132.9388	0.4769	−0.9919	−1.1300	−0.0043
1.0000	1310.00	1.0325	56.4374	145.4431	0.4812	0.0000	0.0000	0.0000