SDS Volume (1129)

Volume 57. Ethene, p None

Original Measurements

Kozorezov, Yu. I.; Rusakov, A. P.; Pikalo, N. M.; Khim. Prom. 1969, 5, 343-5.

Variables:

Room Temp: 323.15 - 423.15 $\pu{K}$
Pressure: 0.25 - 1.54 $\pu{MPa}$

Prepared by:

C.L. Young, W. Hayduk

Method/Apparatus/Procedure:

Single pass flow apparatus. Ethene allowed to flow through solvent for 3 to 5 hours. Liquid sample withdrawn and analysed by stripping out ethene and measuring amount volumetrically. Solvent in sample estimated gravimetrically.

Source and Purity of Materials:
  1. Purity 99.93 mole%.
  2. BP = 80°C; MP = 54°C; $d_{4}^{20}$ = 0.8796; $n_{D}^{20}$ = 1.5010.
Estimated Errors:

Ambient temperature: δT/K = ±0.5 (estimated by the compiler)
Mass concentration (m/v) (1): δxC2H4 = ±0.001 (estimated by compiler)
Pressure: δP/105Pa = ±0.1 (estimated by compiler)

Components:
  1. Ethene, $\ce{ C2H4 }$; [74-85-1] NIST WebBook
  2. Benzene, $\ce{ C6H6 }$; [71-43-2] NIST WebBook
Experimental Data

Henry’s constant given as atm/mole fraction as follows:
T/K 323.15 373.15 403.15 423.15
H, atm/mole fraction 115.2 181.0 204.0 229.0

$T$ ($\pu{K}$) $x_{1}$ $P$ (Pa) S ($\pu{cm3(g) cm-3(s) cmHg-1}$)
323.15 0.0202.5 x 10-56.0
323.15 0.0405.1 x 10-511.9
323.15 0.0811.01 x 10-425.4
323.15 0.1221.52 x 10-439.9
373.15 4 x 10-32.5 x 10-51.3
373.15 0.0175.1 x 10-55.1
373.15 0.0431.01 x 10-413.0
373.15 0.0721.52 x 10-422.3
403.15 6 x 10-35.1 x 10-51.7
403.15 0.0301.01 x 10-48.6
403.15 0.0511.52 x 10-414.9
423.15 3 x 10-36.6 x 10-51.0
423.15 0.0101.01 x 10-45.1
423.15 0.0471.52 x 10-412.1

(1) Calculated by compilers.

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