Three compounds are running on a silica gel TLC plate developed in hexane-ethyl acetate, an alcohol, an aromatic, and a carboxylic acid. Which of the following are true.
a) the carboxylic acid will run the fastest and the aromatic the slowest
b) the carboxylic acid will run the fastest and the alcohol the slowest
c) the aromatic will run the fastest and the carboxylic acid the slowest
d) the alcohol will run the fastest and the aromatic the slowest