The Material Styrofoam Is Made by Blowing a Gas into the Polymer

question 74

Multiple Choice

The material Styrofoam is made by blowing a gas into the polymer polystyrene made from styrene. Styrene has the percent composition of C 92.26% and H 7.74% and 1.41 × 10²² molecules weigh 2.44 grams. What is the molecular formula for styrene?

• A) CH
• B) C₂H₂
• C) C₈H₈
• D) C₄H₄
• E) C₆H₆

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