Polystyrene Is an Addition Polymer of Styrene

question 57

Multiple Choice

Polystyrene is an addition polymer of styrene. What would be the effect if some divinylbenzene were added to styrene and then polymerized?

• A) The polymer would be more flexible. Divinylbenzene acts as a plasticizer.
• B) The second polymer would be made less flammable than pure polystyrene.
• C) There would be an effect, but it cannot be predicted.
• D) There would be no effect on the properties of the polymer.
• E) Divinylbenzene would act as a cross-linking agent, making the polymer stronger.

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Definitions:

Economies of Scale

A condition where the average costs of production fall as the output level increases, leading to a more efficient production process.

Horizontal Demand

Refers to a market situation in which the demand for a product or service is not sensitive to changes in its price, often illustrated as a horizontal line on a demand curve graph.

Reselling

The act of selling a product or service again, typically after buying it from the original seller.

Demand Elasticities

Various measures that quantify the sensitivity of demand for a good or service to changes in its price or other relevant factors.