One more good manual for buffering and titrating problems:
http://www.chem.purdue.edu/courses/chm333/Spring%202013/Lectures/Spring%202013%20Lecture%202%20-%204.pdf
www.ssag.sk/SSAG%20study/CHE/acid-base5.pdf
One more good manual for buffering and titrating problems:
http://www.chem.purdue.edu/courses/chm333/Spring%202013/Lectures/Spring%202013%20Lecture%202%20-%204.pdf
www.ssag.sk/SSAG%20study/CHE/acid-base5.pdf