Four of these quotes come from shakespeare plays. one of them is actually a justin bier lyric. can you pick out the lyric written by america's favorite male pop star?

I may be able to -- if I were provided with the lyrics.  ;-)

And what does this question have to do with chemistry?

the electrical  conductivity  of asolution  of an electrolyte is measured by determining the resistance of thesolution  between two flat or cylindrical electrodes separated by a fixed distance.