Conradie, Francois Jacobus2011-10-142011-10-142011Conradie, F.J., 2011, ‘Eksperimentele bepaling en modellering van vloeistofgas-gas ewewigsdata in die C2F4-C3F6-s-C4F8-sisteem', Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie 30(1), Art. #99, 1 page. http://dx.DOI. org/10.4102/satnt.v30i1.990254-348610.4102/satnt.v30i1.99http://hdl.handle.net/2263/17450The vapour-liquid equilibrium data for the C2F4-C3F6-s-C4F8 system are presented. Each binary system was evaluated at three isotherms. The experimental data will be correlated to the Peng-Robinson equation of state, incorporating the Mathias-Copeman alpha function, with the Wong-Sandler mixing rule utilising the NRTL activity coefficient model.Afrikaans© 2011. The Authors. Licensee: AOSIS Openjournals. This work is licensed under the Creative Commons Attribution License.Vloeistof-gas-ewewigsdataVapour-liquid equilibrium dataC2F4-C3F6-s-C4F8 systemVapor-liquid equilibriumArticle