A chemistry graduate student is given 250. mL of a 0.10M propanoic acid (HC₂H,CO₂) solution. Propanoic acid is a weak acid with K=1.3 x 105. What mass of NaC₂H₂CO₂ should the student dissolve in the HC₂H5CO₂ solution to turn it into a buffer with pH = 5.31? You may assume that the volume of the solution doesn't change when the NaC₂H,CO₂ is dissolved in it. Be sure your answer has a unit symbol, and round it to 2 significant digits. 0

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.