All of the Following Statements Are True EXCEPT

question 20

Multiple Choice

All of the following statements are true EXCEPT:

• A) pure rubber is a hydrocarbon derived from the latex of a tree grown in all of the subtropical areas of the world.
• B) rubber freezes at only 50⁰F and becomes sticky at 86⁰F.
• C) rubber swells when contacted by many liquids and is damaged by sunlight.
• D) for rubber to be useful, it must be vulcanized by heat to make it stable.

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