Year 13 Chemistry
Amines, amino acids and polymers
Basic properties and preparation of amines, amino acids and proteins, condensation polymers (polyesters and polyamides), biodegradability and recycling of polymers.
Amines, amino acids and polymers free practice
No timer and no account needed. Check each answer as you go, then read the explanation.
1. A PET chain has a relative molecular mass of 19 200 and a repeat unit of 192. Ignoring the end groups, how many repeat units does the chain contain?
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