Exploring the Phenomenon of "Change of Phase" of Pure Substances Using the Microcomputer-Based-Laboratory (MBL) System

Evgenia Pierri; Anthi Karatrantou; Chris Panagiotakopoulos

Chemistry Education Research and Practice Vol. 9, No. 3 (2008) pp. 234–239

We examined how first year students (10th grade) of Greek Senior High School could conceptualize the influence of the molecular weight of saturated fatty acids on the melting and the freezing point, during the "change of phase" phenomenon using the...