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Showing 1 to 1 of 1 for “"Purification - Study and teaching (Secondary) - South Africa"”.
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Grade 12 students conceptual understanding of chemical reactions: a case study of flouridation
The purpose of this study was to investigate grade 12 students conceptual understanding of chemical reaction using fluoridation of public water supply as a practical example of chemical reaction. The study also attempted to find out the effectiveness of concept mapping in facilitation the students …