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Spencer, Roxanne P.; Liang, Yingyi – Journal of Chemical Education, 2019
Incorporating research activities at the secondary-school level is an effective method to teach science; however, students and teachers may feel intimidated when trying to identify a suitable research topic. Ideas may be obtained from short articles in periodicals or newspapers to allow students to design their own experiments and interpret data.…
Descriptors: Science Instruction, College Science, Secondary School Science, High Schools
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Enneking, Kory M.; Breitenstein, Graham R.; Coleman, Amelia F.; Reeves, James H.; Wang, Yishi; Grove, Nathaniel P. – Journal of Chemical Education, 2019
The laboratory has occupied an important place in the general chemistry curriculum for well over a century, despite the fact that many have voiced concern about its value and utility. In an effort to potentially increase capacity in our general chemistry courses, we developed and implemented a hybrid laboratory curriculum that consisted of…
Descriptors: Science Laboratories, Chemistry, Science Instruction, College Science
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Wanamaker, Carolyn L.; Neff, Brittany S.; Nejati-Namin, Azieta; Spatenka, Erin R.; Yang, Mong-Lin – Journal of Chemical Education, 2019
The importance of understanding factors that contribute to surface wettability is highlighted in this new organic chemistry laboratory experiment, which aims to introduce the application of organic chemistry at the interface of polymer chemistry and material science. Polydimethylsiloxane (PDMS), a hydrophobic silicon-based rubber, is polymerized…
Descriptors: Organic Chemistry, Science Instruction, College Science, Undergraduate Study
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Mazzuca, James W.; Downing, Alexis R.; Potter, Christopher – Journal of Chemical Education, 2019
A method for using electronic structure calculations to predict the standard molar enthalpy of combustion for hydrocarbons is presented. In this approach, simple geometry optimizations can be used to accurately compute the enthalpy of combustion within 3% of the experimental value using Hartree-Fock, MP2, or virtually any functional in density…
Descriptors: Chemistry, Laboratory Experiments, Computation, Predictor Variables
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Lati, Wichai; Triampo, Darapond; Yodyingyong, Supan – Journal of Chemical Education, 2019
Nanoscience and nanotechnology are the study and application of materials on a nanometer scale. These fields of study aid the developments of innovative technologies that play an important role in our everyday lives. Enabling students to learn these topics makes learning more meaningful and helps prepare them for future technologies. This study…
Descriptors: Inquiry, High School Students, Student Motivation, Science Instruction
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Sanders, Wesley C.; Johnson, Glen; Valcarce, Ron; Iles, Peter; Fourt, Hunter; Drystan, Kyne; Edwards, Dakota; Vernon, Jarom; Ashworth, Spencer; Barucija, Amar; Curtis, Zachary – Journal of Chemical Education, 2019
A new experiment for use in introductory nanotechnology courses is described. This experiment allows students to fabricate metallic wires with microscale lateral dimensions and nanoscale vertical dimensions. Fabrication occurs in the capillaries of polydimethylsiloxane (PDMS) stamps modified with hydrophilic polymers. This experiment provides…
Descriptors: Introductory Courses, Molecular Structure, Technology, Laboratory Experiments
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Park, Ellane J. – Journal of Chemical Education, 2019
With the rapidly growing field of nanotechnology, there has been a pressing need to teach non-science undergraduate majors how to critically interpret science in popular media and news sources. The present work introduces students to chemistry concepts through the lens of relatable nanotechnology applications, including electronics, medicine,…
Descriptors: Science Instruction, Chemistry, Critical Thinking, Thinking Skills
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