3. Since the hydrogen atomic emission lines that appear in the visible region of the spectrum represent a n = 2, what transition does your answer to #2 represent (show as n →ni)?
Please help! I really don’t understand how to even begin. I would really appreciate it

Match each term to its description. match term definition excess reactant a) reactant that can produce a lesser amount of the product limiting reactant b) amount of product predicted to be produced by the given reactants theoretical yield c) reactant that can produce more of the product