Homework Help: chemistry

Posted by anonymous on Wednesday, April 7, 2010 at 6:25am.

What is the pH of a solution prepared by dissolving 8.40 g of aniline hydrochloride C6H5NH3Cl in 750 mL of 0.210 M aniline,C6H5NH2?

i kno to use the ph = pka + log (base/acid). getting pka isnt the issue, but what do i put into the log (base/acid)? (0.210/????)

thanks

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