The pKa's of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0, respectively.
a.) Determine the Keq for the reaction of benzoic acid with 4-nitroaniline.
b.) Based upon your answer to Part a, do you think a significant amount of salt would form from mixing equimolar amounts of benzoic acid and 4-nitroaniline? Explain your reasoning.