CH-549
Addition polymerisation
Chemistry · Secondary 3 · Hard · Addition polymerisation
In forming poly(ethene) by addition polymerisation, many ethene molecules join together. Comparing the total mass of all ethene molecules used with the total mass of the poly(ethene) produced, which statement is correct?
- They are equal.
- The polymer has a greater mass.
- The polymer has a smaller mass.
- They cannot be compared without knowing the number of molecules.
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