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1. Draw a detailed, stepwise mechanism for the transesterification reaction that forms the biodiesel product in this reaction. You may use a generic representation

1. Draw a detailed, stepwise mechanism for the transesterification reaction that forms the biodiesel product in this reaction. You may use a generic representation of the triglyceride as shown in Figure 1. 2. What is the generic structure of a soap? Explain how soap forms in this reaction. If anhydrous methanol is used, how is water getting into the system? + excess CHOH KOH HO -OH -OH +3 R OCH3 Figure 1: Synthesis of biodiesel from vegetable oil. Alkyl groups (R) vary depending on which vegetable oil is used.

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