Video and Photographic Resources for Chemistry Teachers
Gatsby Teacher Fellowship Project by Emma Baker
This site contains a large number of teaching resources to support the teaching of chemistry, including videos of common KS3/4 and AS/A2 Salters experiments.
is a polymer with the formula [-CH2-CH(COONa)-]n widely used in consumer products. It has the ability to absorb as much as 200 to 300 times its mass in water. Acrylate polymers generally are considered to possess an anionic charge. While sodium neutralized polyacrylates are the most common form used in industry, there are also other salts available including potassium, lithium and ammonium