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Exploring the Use of Context-Based Green Chemistry Experiments in Understanding the Effects of Concentration and Catalyst on the Rate of Reaction
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Karpudewan, Mageswary; Mathanasegaran, Kumareson – Asia-Pacific Forum on Science Learning and Teaching, 2018
The abstractness of certain chemistry concepts demands the use of appropriate teaching strategies to enable students to construct mental images of the concepts. The concepts include understanding the effects of concentration and catalyst on the rate of reaction. The reactions at the molecular level are not visible to human eyes and the use of…
Descriptors: Conservation (Environment), Chemistry, Science Instruction, Teaching Methods