Hi, what do you want to do?
Khan Academy
Khan Academy: Relationship Between Ka and Kb
Learn about the relationship between Ka and Kb, and pKa and pKb. See examples of finding Ka of a weak acid given Kb of the conjugate base. [11:20]
Khan Academy
Khan Academy: Weak Acid Equilibrium
A quick overview of Ka and pKa. See an example of calculating the pH of a weak acid solution. [9:31]
Khan Academy
Khan Academy: Weak Base Equilibrium
A quick overview of Kb and pKb with examples of calculating the pH of a weak base solution. [11:22]
Khan Academy
Khan Academy: Chemistry: P H of a Weak Acid
This video explains how to calculate the pH of a weak acid. Understand how to use the acid constant to find the pH when an acid doesn't completely disassociate. [17:49]
Khan Academy
Khan Academy: 2015 Ap Chemistry Free Response 3 D
See how to calculate the pH at the half-equivalence point for the titration of a weak base with HCl. This example is from the 2015 AP Chemistry free response 3d. [4:16]
Khan Academy
Khan Academy: Relationship Between Ka and Kb
The video lesson from Khan Academy provides a lesson for the AP Chemistry course. This video lesson explains the relationship between Ka and Kb, and pKa and pKb. Examples of finding Ka of a weak acid given Kb of the conjugate base.