Miscibility gap in a ternary system

Product No: P3030601

Principle

A number of completely miscible two component mixtures are prepared to investigate the three component acetic acid / chloroform / water system. These mixtures are titrated with the third component until a two phase system is formed which causes turbidity. The phase diagram for the three component system is plotted in a triangular diagram.

Tasks

  1. Titrate nine different acetic acid / chloroform mixtures with water until a two phase system is formed in each case.
  2. Titrate six acetic acid / water mixtures with chloroform until phase separation is observed.
  3. Plot the results of the titrations, expressed as molar fractions, in a triangular diagram.

What you can learn about

  • Three component system
  • Miscibility gap
  • Phase diagram
  • Triangular diagram
  • Gibb's phase law


 




Materiallist (Excerpt) Product Amount
Set of Precision Balance Sartorius CPA 623S and measure software, 230 V 49224-88 1
Immersion thermostat Alpha A, 230 V 08493-93 1
Bath for thermostat, Makrolon 08487-02 1
Rack for 20 test tubes,makrolon 08487-03 1
External circulation set for thermostat Alpha A 08493-02 1
Retort stand, h 750 mm 37694-00 1
Burette clamp, roller mount.,2pl. 37720-00 1
Acetic acid 99...100%, pure 1 l 31301-70 1
Burette 10ml,strai.stopc.,Schellb 47152-01 2
Chloroform 250 ml 48045-25 1
Water, distilled 5 l 31246-81 1
Long-neck fl.bott.flask100ml,PN19 36320-00 15
Test tube, 160 x 16 mm, 100 pcs 37656-10 1
Pasteur pipettes, 250 pcs 36590-00 1
Rubber caps, 10 pcs 39275-03 2
Glass beaker DURAN®,tall, 150 ml 36003-00 1
Lab. pencil, waterproof 38711-00 1
Funnel, glass, top dia. 55 mm 34457-00 1
Wash bottle, plastic, 500 ml 33931-00 1
Rubber tubing, i.d. 6 mm 39282-00 3
Hose clip, diam. 8-16 mm, 1 pc. 40996-02 4
Rubber stopper, d=22/17 mm, without hole 39255-00 15
Rubber stopper,d=18/14mm,w/o hole 39254-00 15
Laboratory Experiments Physics, Chemistry, Biology andApplied Sciences, CD-ROM, incl. operating manuals 16502-42 1

Literature for this article als follows

Title Product Language
TESS expert Handbook Laboratory Experiments Chemistry 16504-12 ENG

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Product No: P3030601

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