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Direct linkPerrin, Charles L. – Journal of Chemical Education, 2017
The disadvantages of the usual linear least-squares analysis of first- and second-order kinetic data are described, and nonlinear least-squares fitting is recommended as an alternative.
Descriptors: Kinetics, Least Squares Statistics, Alternative Assessment, Goodness of Fit
Bretz, Stacey Lowery; McClary, LaKeisha – Journal of Chemical Education, 2015
Most organic chemistry reactions occur by a mechanism that includes acid-base chemistry, so it is important that students develop and learn to use correct conceptions of acids and acid strength. Recent studies have described undergraduate organic chemistry students' cognitive resources related to the Brønsted-Lowry acid model and the Lewis acid…
Descriptors: Knowledge Level, Familiarity, Organic Chemistry, Scientific Literacy
