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QUESTION
What mass of solid sodium formate (of MW 68.01) must be added to 140 mL of 0.3 mol/L formic acid (HCOOH) to make a buffer solu- tion having a pH of
What mass of solid sodium formate (of MW68.01) must be added to 140 mL of 0.3 mol/Lformic acid (HCOOH) to make a buffer solu-tion having a pH of 3.77? Ka = 0.00018 forHCOOH.Answer in units of g.
