Rank the following compounds in order of their reactivity toward nucleophilic acyl substitution. (fastest first, slowest last) 2) (10 pts) rank the following compounds in order of the following sets with respect to increasing acidity. (least acidic first, most acidic last) b) benzoic acid, para-nitrobenzoic acid, trinitrobenzoic acid 3) (5 pts) how can you explain the fact that 2-chlorobutanoic acid has a pka- 2.86,3- chlorobutanoic acid has a pka 4.05, 4-chlorobutanoic acid has a pka-4.52, and butanoic acid itself has a pka 4.82? briefly explain using no more then 3 sentences. drawing the structures while explaining will probably