Sodium alginate is a polymer which can be extracted from brown seaweed and kelps. It is one of the structural polymers that help to build the cell walls of these plants. It has some unusual properties and a wide variety of uses.
This practical is part of our Chemistry for non-specialists collection.
2020-09-17T11:28:00Z
Use real life examples to help students get to grips with the properties of ceramics, polymers and composites
2020-09-17T11:28:00Z
A lesson presentation with activities for your 11–14 students on polymers and their properties
2020-09-14T10:44:00Z
From polymers to nanoparticles, the new technologies helping to reduce food and wrapper waste
Use your smartphone to measure changes in concentration across different juice drinks at home or in the classroom. Includes a video aimed at learners, kit list, instruction and explanation.
2020-09-14T10:48:00Z
Explore polymers and redox via food wrap innovations with this activity for 11–16 students
2020-09-10T09:23:00Z
A diagnostic exercise, practical and worksheet to assess and boost students’ grasp of graphing
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