Speed of Sound, Density, and Related Thermodynamic Excess Properties of Binary Mixtures of 2-Pyrrolidone and N-Methyl-2-pyrrolidone with Acetonitrile and Chloroform Varfolomeev, M.A.; Rakipov, I.T.; Solomonov, B.N.; Marczak, W.; Journal of Chemical & Engineering Data 2016, 61, 1032-1046
Data
P = 101 kPa, f = 3 MHz
T (K) c (m s-1)
293.151 1649.3
298.153 1632.93
303.154 1616.67
308.154 1600.51
313.155 1584.49
318.156 1568.57
323.156 1552.77
7507; butyrolactam; 01779