Buffers and hendersonhasselbalch video khan academy. Anyway theres this equation, and it relates the ph of a buffer solution to the pka of the acid and the ratio of the concentrations of the acid and conjugate base. It explains the concept, components, and function of a buffer solution. Henderson hasselbalch mcat trick for buffer ph without a calculator duration. Dont forget to like, comment, share, and subscribe. Buffer solution, ph calculations, henderson hasselbalch equation. Buffers uses a sophisticated algorithm that is more versatile and potentially more accurate than simple calculations based on the henderson hasselbalch equation. Other articles where henderson hasselbach equation is discussed. The equation is also useful for estimating the ph of a buffer solution. Henderson hasselbalch equation calculations duration. How the hendersonhasselbalch equation can be used to look at the ratio of conjugate acid and base using relationship between buffer ph and pka.
Buffer solution, ph calculations, henderson hasselbalch. A buffer solution consist of a weak acid and its conjugate weak base counterpart. Example of calculating the ph of a buffer solution using the hendersonhasselbalch equation, including the ph of the buffer solution after adding some naoh. My book says that i can use henderson hasselbalch equation to figure out a molecules netto charge at a certain ph hope my text makes. For related practice problems with worked video solutions on acids, bases, and the henderson hasselbalch equation, visit courses in this video, i. How to solve buffer solution problems using the hendesron hasselbalch equation. Buffer solution, ph calculations, henderson hasselbalch equation explained, chemistry problems duration. Buffer solution, ph calculations, henderson hasselbalch equation explained. At any rate, we use log base 10 for the henderson hasselbalch equation because the base 10 is a bit more productive in our application since we are using a lot. It takes into account the specifics of the conjugate acidbase pair present in solution as well as the desired ph of the buffer. Buffer solution, ph calculations, henderson hasselbalch equation explained, chemistry problems. The henderson hasselbalch equation can be considered as the backbone of acid base physiology. The hendersonhasselbalch equation equation describes the derivation of ph as a measure of acidity in biological and chemical systems.
This is conventionally represented using two dimensional plots. The henderson hasselbalch equation is used to create a buffer solution. For related practice problems with worked video solutions on acids, bases, and the henderson hasselbalch equation, visit courses in this video, i discuss an alternative method. The hendersonhasselbalch equation is described and an example problem of how to calculate the ph of a buffer solution using the equation is given. Acids, bases, and the henderson hasselbalch equation. Getting an intuitive understanding of buffers using le chateliers principle. Henderson hasselbalch mcat trick for buffer ph without a. This chemistry video tutorial explains how to calculate the ph of a buffer solution using the henderson hasselbalch equation. Hendersonhasselbach equation biochemistry britannica. Buffer solution ph calculations video khan academy. Henderson hasselbalch equation describes the derivation of ph as a measure of acidity using pka, the negative log of the acid dissociation.
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