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To use plasticine to model the number of atoms in different masses of made up elements to get across the idea that atoms all have different sizes.

Post Type: Teaching_activity | Education Level: School 16-18 | Country: United Kingdom

Stumbling Blocks: particles

A short historical perspective on the discovery of Atomic Structure.

Post Type: Teaching_activity | Education Level: School 16-18 | Country: United Kingdom | Link: Resource Link

Learning about moles presents many issues for students during their A-level syllabus in the UK.

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Summary

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Subject: Chemistry | Country: United Kingdom