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Priyadarshi Bopegedera, A. M. Ranjika – Journal of Chemical Education, 2022
Marble, formed by the metamorphism of limestone, is commonly used in the construction industry and sculpting. The mineral in marble is either calcite [CaCO[subscript 3]] or dolomite [CaMg(CO[subscript 3])[subscript 2]] or sometimes both. The pure white Carrara marble from Italy was made a household name by Michelangelo, the famous sculptor of the…
Descriptors: Chemistry, Science Instruction, Scaffolding (Teaching Technique), College Science
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Shannon L. W. Accettone; Cassandra DeFrancesco; Lori Van Belle; Joel Smith; Erin Giroux – Journal of Chemical Education, 2022
The ability of students to perform quantitative analysis is a fundamental aspect of analytical chemistry courses and laboratories. In this laboratory experiment, students quantitatively analyze both liquid and solid samples through the use of internal standard calibration and ATR-FTIR spectroscopy. Using a problem-based approach to selecting their…
Descriptors: Chemistry, Spectroscopy, Science Education, Problem Solving
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Erhart, Sarah E.; McCarrick, Robert M.; Lorigan, Gary A.; Yezierski, Ellen J. – Journal of Chemical Education, 2016
An experiment seated in an industrial context can provide an engaging framework and unique learning opportunity for an upper-division physical chemistry laboratory. An experiment that teaches NMR/MRI through a problem-based quality control of citrus products was developed. In this experiment, using a problem-based learning (PBL) approach, students…
Descriptors: Science Instruction, Chemistry, Diagnostic Tests, Science Experiments
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Pearson, Russell J. – Journal of Chemical Education, 2017
Different approaches to the use of "clickers" (also known as student response systems) were introduced to a cohort of 127 students over a two-year period with the aim of making students think more deeply in-class about their chemistry knowledge. Student performance was monitored, and individual, anonymous student feedback was frequently…
Descriptors: Science Instruction, Teaching Methods, Chemistry, College Science
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Evans, Steven T.; Huang, Xinqun; Cramer, Steven M. – Chemical Engineering Education, 2010
The commercial simulator Aspen Chromatography was employed to study and optimize an important new industrial separation process, weak partitioning chromatography. This case study on antibody purification was implemented in a chromatographic separations course. Parametric simulations were performed to investigate the effect of operating parameters…
Descriptors: Computer Simulation, Biotechnology, Problem Based Learning, Courses