Question

what is the essence that melts thermocol when put in petrol

Answer 1

Answer:

Thermocol is made of polystyrene, which is a long chain of carbons that has a phenyl (benzene, C6H5) group coming attached to every other carbon (so on carbon 1,3,5 etc.). ... So when petrol and thermocol mix, no reaction happens. BUT, the thermocol will dissolve in the petrol.

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Answer 2

Answer:

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The thermocol pieces were found to be soluble in 30 ml of petrol, acetone, and their combinations in the ratio of Petrol: Acetone (10:20) and Acetone: Ethanol (20:10).

Explanation:

Thermocol is made of polystyrene, which is a long chain of carbons that has a phenyl (benzene, C6H5) group coming attached to every other carbon (so on carbon 1,3,5 etc.). ... So when petrol and thermocol mix, no reaction happens. BUT, the thermocol will dissolve in the petrol.