Which of the Following Is the First Chain Propagating Step

question 43

Multiple Choice

Which of the following is the first chain propagating step in the radical polymerization of ethylene?

• A)ROOR + CH₂ CH₂ → ROCH₂CH₂OR
• B)∙ RO∙ + CH₂ CH₂ → ROCH₂CH₂
• C)RO∙ + CH₂ CH₂ → ROCH CH₂ + H∙
• D)∙ ∙ ROOR + CH₂ CH₂ → 2 ROH + CH CH
• E)∙ ∙ 2RO∙ + CH₂ CH₂ → 2 ROH + CH CH

Know the global and historical context of tobacco use, including consumption rates and the introduction of tobacco in Europe.

Recognize the addictive nature of nicotine and the challenges associated with quitting smoking.

Identify the relationship between smoking, secondhand smoke, and health outcomes.

Understand the biochemical properties of nicotine and its effects on the human body.

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