a. Find the pH of a solution that is 0.550M in formic acid and 0.400 M in sodium formate.K. (formic acid) = 1.8 x 10-4pH :%3Db. Find the pH after 0.250 mol HCI has been added to 1.00 liter of the solution.pH%D

Above solution acts as acidic buffer It's pH can be calculate by pH = pKa + log (salt/acid)…

a. Find the pH of a solution that is 0.550M in formic acid and 0.400 M in sodium formate K. (formic acid) = 1.8 × 10-4 pH = b. Find the pH after 0.250 mol HCl has been added to 1.00 liter of the solution. pH %D

a. Find the pH of a solution that is 0.550M in formic acid and 0.400 M in sodium formate K. (formic acid) = 1.8 × 10-4 pH = b. Find the pH after 0.250 mol HCl has been added to 1.00 liter of the solution. pH %D

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

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Chapter7: Neutralization Titrations And Graphical Representations

Section: Chapter Questions

Problem 3P

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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.

Question

a. Find the pH of a solution that is 0.550M in formic acid and 0.400 M in sodium formate.
K. (formic acid) = 1.8 x 10-4
pH :
%3D
b. Find the pH after 0.250 mol HCI has been added to 1.00 liter of the solution.
pH
%D

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