Melphalan, a drug used in chemotherapy, reacts with itself in the body before binding with its target, as illustrated in the mechanism below. What is the first pattern of arrow pushing seen in this reaction? (Look at the first arrow coming from the Nitrogen with a lone pair).  a. rearrangement c. nucleophilic attack

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Q: Number of sets of intermediates Number of transition states 8 H₂O HCI (catalyst) :OH

A:

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Q: 19. Rank the nucleophilicity for halides: a. F> Cl > Br >I b. Cl>F> Br >I c. I> Br> Cl>F d. I> Cl >…

A: Applying concept of reaction mechanism and reagent.