SDS Volume (465)

Volume 37. Hydrocarbons in Water and Seawater, Part I, p 405

Original Measurements

Pierotti, R. A.; Liabastre, A. A.; "Structure and properties of water solutions. " U. S. Nat. Tech. Inform. Serv.; PB Rep.; 1972, No. 21163, 113 p.

Variables:

Room Temp: 278.16 - 318.46 $\pu{K}$

Prepared by:

M.C. Haulait-Pirson

Method/Apparatus/Procedure:

10 mL of (2) were placed along with 4-10 drops of (1) in 10 mL serum bottles, which were then tightly capped, and placed in the rotating basket and rotated for 24 hours. The bottles were then hand shaken to remove (1) droplets from the stoppers and then replaced in the bath with the tops down for an additional 24 hours. The solute concentrations were determined by use of a flame-ionization gas chromatograph. Many details about equipment, operating conditions and calculation are given in the paper.

Source and Purity of Materials:
  1. Fisher Scientific Co., Chromatoquality; 99+mole%; used as received.
  2. laboratory distilled water.
Estimated Errors:

Mass concentration (m/v) (1): standard deviation from at least 15 measurements are given above.

Components:
  1. Toluene, $\ce{ C7H8 }$; [108-88-3] NIST WebBook
  2. Water, $\ce{ H2O }$; [7732-18-5] NIST WebBook
Experimental Data
Solubility of toluene (2) in water (1)
$T$ ($\pu{K}$) $x_{1}$ MR1 (g1/100 g2)
278.16 1.243 x 10-40.06357
283.06 1.236 x 10-40.06324
293.06 1.292 x 10-40.06606
298.16 1.232 x 10-40.06299
308.26 1.314 x 10-40.06721
318.46 1.313 x 10-40.06717

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