1) (a) Write a detailed mechanism for the Sxl reaction of tert-butyl bromide with sure to show the flow of electrons using curved arrows, and write pairs of electrons. (6 pts) ethanol. Be and lone all relevant charges CH OCH2CH3 Br b) What type of functional group does the organic product contain? (2 pts) c) Sl reactions are nearly always accompanied by EI reactions. Explain why these reactions always proceed together referring to your mechanism as appropriate. (6 pts) 2) For each of the following reactions, draw the products that are expected to form. If a reaction produces a mixture of products, be sure to include all possible structures. Show formal charges ift necessary. (4 pts each) a) NH3 8r CH3CN