I worked one like this earlier. The numbers are different but I think that is all.
http://www.jiskha.com/display.cgi?id=1382044405
a solution of sodium hydroxide is standardized against potassium hydrogen phthalate (KHP, formula weight 204.2 g/mol). From the following data, calculate the molarity of the NaOH solution: mass of KHP 1.404 g; buret reading before titration 0.13 mL; buret reading after titration 47.07 mL. Answer in unit of M
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