Question

Explain why, thermoplastics become soft on heating but thermosetting plastics do not

become soft on heating. Draw labeled diagrams to illustrate your answer.​

Answer 1

Answer:

Explanation:

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Answer 2

Answer:

both thermoplastic and thermosetting plastic are made of long-chain of molecules called polymer in thermoplastic the long Chain of polymer not cross linked with one another due to this on heating the individual polymer chain can slide over one another and thermoplastic material becomes soft and ultimately melt on the other hand in thermosetting plastic the long polymer chain are cross linked with one another this crossing prevent the displacement or sliding of individual polymer chain on being heated due to this thermoplastic did not become soft on heating

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thermoplastic