Asked Oct 17, 2019

calculate the percent ionization of formic acis in a solution that is 0.322 M in formic acid and 0.178 M in sodium formate. the Ka of formic acid is 1.77x10^-4.


Expert Answer

Step 1

Using Henderson-Hasselbalch equation...


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A pH pK [HA A Conjugate base HA Weak acid A pH pKo [HA] [0.178M] = -log (1.77x104+ log '[0.322M = 3.49 H 3.23x 10


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