Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. use the letters a - j for your answers. proton transfer e = electrophilic addition h = sn1 nucleophilic substitution b = lewis acid/base f = e1 elimination i = sn2 nucleophilic substitution c = radical chain substitution g = e2 elimination j = electrophilic aromatic substitution d = radical chain addition

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?