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Posted by on Wednesday, March 7, 2012 at 9:18pm.

A buffer is prepared by mixing 0.30 mole of formic acid (HCNO2) and 0.20 mole of sodium formate (NaCHO2) in enough water to make 0.50 liter of solution. Ka of formic acid is 1.7 x 10-4. Calculate the pH of the resulting buffer solution.

  • Chemistry - , Wednesday, March 7, 2012 at 9:51pm

    Use the Henderson-Hasselbalch equation.

  • Chemistry - , Thursday, February 28, 2013 at 11:03pm

    23

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