Unit 4.4 Mixtures and Discrepant
Problems are posed to students by means of discrepant events
and the classes are encouraged to investigate solutions
Video program cues: 18:44 34:15
Investigating mixtures laboratory
Gannon Sugimura and his students investigate the properties
of different mixtures through the volume change in the process.
Oliver-Hoyo, M., Allen, D.D., Solomon, S., Brook, B., Ciraolo,
J., Daly, S., Jackson, L. (2001)' Qualitative Analysis of
Fourteen White Solids and Two Mixtures Using Household Chemicals,
'Journal of Chemical Education, Vol. 78, No. 11,
pp: 1475- 1479.
Activity series laboratory
Tom Pratuch uses discrepant results of an experiment about
the electrochemical series to practice data interpretation.
Schmidt, M. H. (1997)' Using "Household Chemistry Projects"
To Develop Research Skills and To Teach Scientific Writing,
'Journal of Chemical Education, Vol. 74, No. 4, pp:
to Unit 4.5