Research Article
Acoustic and Volumetric Properties of Mixture of (N,N-Dimethylacetamide + Ethyl Acrylate) with 1-Butanol or iso-Butanol or t-Butanol at 308.15 K
Table 3
Coefficients
of Redlich-Kister type polynomial Equations (
5) and (
6) and the corresponding standard deviation,
, of all the systems.
| | | | | | | |
| (DMA + EA) + 1-butanol | | | | | | | (m·s−1) | −1.34 | 1.08 | −5.59 | 4.16 | −10.45 | 0.22 | (×10−5) (m3·mol−1) | −0.125 | 0.052 | −0.009 | 0.064 | −0.046 | 0.0004 | (×10−10) (Pa−1) | −0.475 | 0.110 | −0.009 | −0.032 | 0.180 | 0.0033 | (×10−10) (m) | −0.014 | 0.002 | 0.003 | 0.0003 | 0.003 | 0.0001 | (×106) (kg·m−2·s−1) | 0.019 | −0.004 | 0.006 | −0.003 | −0.019 | 0.0001 | (DMA + EA) + iso-butanol | | | | | | | (m·s−1) | 9.9 | 1.04 | 0.37 | 0.08 | −11.06 | 0.14 | (×10−5) (m3·mol−1) | −0.255 | 0.090 | −0.067 | 0.086 | −0.048 | 0.0004 | (×10−10) (Pa−1) | −0.890 | 0.181 | −0.068 | −0.090 | 0.255 | 0.0023 | (×10−10) (m) | −0.027 | 0.005 | −0.003 | 0.002 | 0.004 | 0.0001 | (×106) (kg·m−2·s−1) | 0.038 | −0.005 | 0.002 | −0.012 | 0.003 | 0.0001 | (DMA + EA) + t-butanol | | | | | | | (m·s−1) | 51.65 | −8.53 | 86.99 | −52.88 | −106.74 | 0.44 | (×10−5) (m3·mol−1) | −0.45 | 0.016 | −0.063 | 0.237 | −0.155 | 0.0005 | (×10−10) (Pa−1) | −2.470 | 0.603 | −1.486 | 0.867 | 1.522 | 0.0057 | (×10−10) (m) | −0.074 | 0.016 | −0.051 | 0.039 | 0.047 | 0.0002 | (×106) (kg·m−2·s−1) | 0.073 | 0.002 | 0.080 | −0.067 | −0.086 | 0.0004 |
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