SDS Volume (1151)

Volume 57. Ethene, p None

Original Measurements

Boyer, F. L.; Bircher, L. J.; J. Phys. Chem. 1960, 64, 1330 - 1331.

Variables:

Room Temp: 298.15 $\pu{K}$
Pressure: 101.325 $\pu{kPa}$

Prepared by:

H.L. Clever, M.E. Derrick

Method/Apparatus/Procedure:

A commercial Van Slyke blood gas apparatus (E. H. Sargent Co.) was modified by the authors. The total pressure of the gas and the solvent vapor in the solution chamber was adjusted to a pressure of 1 atm. The pressure was maintained at 1 atm during the solution process. The saturated solution was transferred to a bulb below the lower stopcock of the extraction vessel and sealed off. The gas and solvent vapor were then brought to volume over mercury. See [2] for details of the extraction procedure.

Source and Purity of Materials:
  1. Ethene. Matheson Co. Stated to be 99.5 mol%.
  2. Methanol. Source not given. Treated by standard methods to remove aldehydes and ketones, then dried and distilled.
Estimated Errors:

Ambient temperature: δT/K = ±0.01
Mass concentration (m/v) (1): δL/cm3 = ±0.02

References

1 Boyer, F. L.; Ph.D. Dissertation, 1959, Vanderbilt Univ., Nashville, TN.
2 Peters, J. P.; Van Slyke, D. D.; Quantitative Clinical Chemistry, Baltimore, MD, 1932, Volume II.

Components:
  1. Ethene, $\ce{ C2H4 }$; [74-85-1] NIST WebBook
  2. Methanol, $\ce{ CH4O }$; [67-56-1] NIST WebBook
Experimental Data

The Bunsen coefficient was calculated by the compiler.
The mole fraction solubility was taken from Boyer's thesis1.
The author's observed a linear relationship between the logarithm of the mole fraction solubility and the number of linear alcohol carbon atoms. Boyer's thesis gives the equations:

log x1 = -2.387 + 0.543 log C for 298.15 K
log 1 = -2.474 + 0.580 log C for 308.15 K
where C is the number of alcohol carbon atoms. Most of the mole fraction solubility values given in Table II fo the paper were calculated from the equation for 298.15 K.

$T$ ($\pu{K}$) $x_{1}$ $L$ α ($\pu{cm3(g) cm-3(l) atm-1}$)
298.15 4.39 x 10-32.632.41

(1) α/cm3 (STP) cm-3 atm-1

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