Natural Rubber Is Too Soft and Chemically Reactive for Practical

question 43

Multiple Choice

Natural rubber is too soft and chemically reactive for practical applications. Vulcanization of natural rubber entails _ .

• A) crosslinking reactive polymer chains with sulfur atoms
• B) increasing the average molecular weight of a condensation polymer
• C) decreasing the average molecular weight of an addition polymer
• D) conversion of an addition polymer to a condensation polymer
• E) conversion of a condensation polymer to an addition polymer

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