SDS Volume (1276)

Volume 57. Ethene, p None

Original Measurements

Makitra, R. G.; Moin, F. B.; Politanskaya, T. I.; Yas'kovyak, A.; Zh. Fiz. Khim. 1975, 49, 2723-2724.

Variables:

Room Temp: 253.15 - 338.15 $\pu{K}$
Pressure: 13.3 - 96.7 $\pu{kPa}$

Prepared by:

W. Hayduk

Method/Apparatus/Procedure:

The method of measurement was not specified. It is stated in the paper that Henry's law is obeyed. A check of the data shows that Henry's law is only very approximately obeyed. Henry's constants, $H$ in mm Hg/mole fraction, as determined by the authors and as calculated by the compiler are as follows:

(authors)(compiler)
t/°C 10-2 H; 10-2H
-20 3920 2927
0 4025 3714
20 5830 6000
35 6380 6222
50 7090 7407
65 9350 13,333

Source and Purity of Materials:
  1. Ethene purity by gas chromatography was 99.5%.
  2. The solvent was washed and boiling temperature was measured at 4 mm mercury pressure as 115°C. Actual purity not determined.
Estimated Errors:

Mass concentration (m/v) (1): δx1/x1 = ±0.1 or 10% (Compiler)

Components:
  1. Ethene, $\ce{ C2H4 }$; [74-85-1] NIST WebBook
  2. N-N diethyl sulfonamide, methyl ester, $\ce{ C5H13NO2S }$; [21954-69-8] NIST WebBook
Experimental Data

The solubility is expressed as 104 x1 where x1 is the mole fraction.

$T$ ($\pu{K}$) $T$ (°C) $x_{1}$ $P$ (mm Hg)
253.15-20 5 x 10-41E+2
253.15-20 7 x 10-42E+2
253.15-20 1 x 10-33E+2
253.15-20 1.2 x 10-34E+2
253.15-20 1.5 x 10-35E+2
253.15-20 2 x 10-36E+2
253.15-20 2.5 x 10-3725
253.15-20 1.94 x 10-37.6E+2
253.15-20 2.597 x 10-37.6E+2
273.150 4 x 10-41E+2
273.150 6 x 10-42E+2
273.150 8 x 10-43E+2
273.150 1.1 x 10-34E+2
273.150 1.3 x 10-35E+2
273.150 1.7 x 10-36E+2
273.150 1.9 x 10-3725
273.150 1.89 x 10-37.6E+2
273.150 2.05 x 10-37.6E+2
293.1520 2 x 10-41E+2
293.1520 5 x 10-42E+2
293.1520 6 x 10-43E+2
293.1520 7 x 10-44E+2
293.1520 8 x 10-45E+2
293.1520 1 x 10-36E+2
293.1520 1.2 x 10-3725
293.1520 1.30 x 10-37.6E+2
293.1520 1.27 x 10-37.6E+2
308.1535 2 x 10-41E+2
308.1535 4 x 10-42E+2
308.1535 6 x 10-43E+2
308.1535 7 x 10-44E+2
308.1535 8 x 10-45E+2
308.1535 8 x 10-46E+2
308.1535 1.1 x 10-3725
308.1535 1.19 x 10-37.6E+2
308.1535 1.22 x 10-37.6E+2
323.1550 1 x 10-41E+2
323.1550 3 x 10-42E+2
323.1550 5 x 10-43E+2
323.1550 6 x 10-44E+2
323.1550 7 x 10-45E+2
323.1550 8 x 10-46E+2
323.1550 1 x 10-3725
323.1550 1.07 x 10-37.6E+2
323.1550 1.03 x 10-37.6E+2
338.1565 -1E+2
338.1565 1 x 10-42E+2
338.1565 2 x 10-43E+2
338.1565 3 x 10-44E+2
338.1565 4 x 10-45E+2
338.1565 6 x 10-46E+2
338.1565 7 x 10-4725
338.1565 8.1 x 10-47.6E+2
338.1565 5.7 x 10-47.6E+2

(1) The solubility at 101.3 kPa was calculated by the compiler from Henry's constants given in the paper.

(2) Solubility at 101.3 kPa as calculated by the compiler from H values listed below. The data were obtained from the paper deposited in VINITI, Moscow.

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