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Abby L. Manning; Bryanna N. Roos; Amber Flynn Charlebois; Kelly Hutchinson-Anderson; Stephen G. Tajc – Journal of Chemical Education, 2023
In an effort to further develop critical thinking and problem solving skills, a guided-inquiry-based, multioutcome organic chemistry synthesis and characterization experiment was developed. Students were provided with the protocol for a time-saving microwave-assisted acetanilide synthesis reaction from acetic anhydride and an unknown primary aryl…
Descriptors: Active Learning, Inquiry, Organic Chemistry, Laboratory Experiments
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Ribeiro, Isabel A. C.; Faustino, Ce´lia M. C.; Guedes, Rita C.; Alfaia, Anto´nio J. I.; Ribeiro, Maria H. L. – Journal of Chemical Education, 2015
The transport of molecules across biological membranes are critical for most cellular processes. Membrane permeability is also a key determinant for drug absorption, distribution, and elimination. Diffusion, that is, the migration of matter down a concentration gradient, is a simple mechanism by which both endogenous and drug molecules can enter…
Descriptors: Chemistry, Physics, Science Experiments, Health Sciences
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Faustino, Ce´lia; Bettencourt, Ana F.; Alfaia, Anto´nio; Pinheiro, Lídia – Journal of Chemical Education, 2015
Rheological measurements are very important tools for the characterization of the flow and deformation of a material, as well as for optimization of the rheological parameters. The application and acceptance of pharmaceutical formulations, cosmetics, and foodstuffs depends upon their rheological characteristics, such as texture, consistency, or…
Descriptors: Science Instruction, Science Laboratories, Laboratory Experiments, Science Experiments