What are polymers and why are they useful?
Polymers are large molecules made from lots of repeating units called monomers.
Plastic bags, waterproof coatings on clothes and wound dressings can all be made from polymers!
EM
Related Chemistry GCSE answers
All answers ▸For the reaction (hydrochloric acid + magnesium -> magnesium chloride + hydrogen) what would happen to the rate of reaction if the solid magnesium was cut into smaller pieces? Explain the change (4)
Describe the difference between bonding in ionic structures and covalent molecules
Calculate the atom economy of the following equation, assuming that KNO3 is the desired product. KOH + HNO3 ---> KNO3 + H2O (Mr of reactants and products, KOH - 56.1, HNO3 - 63.0, KNO3 - 101.1, H2O - 18.0)
Potassium forms an ionic compound with sulfur.Describe what happens when two atoms of potassium react with one atom of sulfur. Give your answer in terms of electron transfer. Give the formulae of the ions formed