Chapter 3
Acid–Base Titration
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Titrage acide-base : aperçu
Acid-base titration can be performed to determine an unknown concentration of acid using a known concentration of a base or vice versa.
When ...
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Titrage d’un acide fort avec une base forte
During the titration of a strong acid with a strong base, the pH calculations are based on the concentration of the residual H3O+ or OH− ions.
For ...
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Titrage d’un acide faible avec une base forte
Titration calculations for weak acids and strong bases involve different approaches, depending on the primary reactant.
Initially, 50 mL of 0.1 M acetic ...
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Titrage d’une base faible avec un acide fort
The weak base versus strong acid titration curve is the reverse of a weak acid-strong base titration curve.
Aqueous ammonia forms ammonium and hydroxide ...
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Titrage d’un acide faible avec une base faible
The titration of a weak acid like acetic acid with a weak base like aqueous ammonia produces a neutral ammonium acetate salt and water.
The titration ...
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Composition de la solution lors des titrages acide/base
Recall that the titration of acetic acid with sodium hydroxide produces sodium acetate and water, resulting in a buffer.
The relative concentration of the ...
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Mélanges d’acides
In a mixture of strong and weak acid, the strong acid dissociates completely, significantly elevating H3O+ ion concentration, while the weak acid only ...
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Titrage dans des solvants non aqueux
The acid–base titrations occurring in the non-aqueous solvent are explained by the Bronsted–Lowry theory, where an acid behaves as a proton ...
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Titrage d’une base polyprotique avec un acide fort
The titration of a polyprotic base such as sodium carbonate with a strong acid such as hydrochloric acid results in two equivalence points on the ...
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Titrage d’acides polyprotiques avec une base forte
Polyprotic acids contain multiple ionizable protons, each dissociating differently, with each successive acid dissociation constant, being weaker than the ...
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Composition des solutions d’acide polyprotique en fonction du pH
On titration with sodium hydroxide, polyprotic acids like maleic acid with two ionizable protons demonstrate two equivalence points on the titration ...
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Tampons : Vue d’ensemble
Adding a small amount of acid or base to a solution can cause a significant decrease or increase in the pH. However, many chemical and biochemical ...
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Tampons : capacité de la mémoire tampon
Buffer capacity, represented as beta, is the quantitative measure of a buffer's resistance to pH change upon adding an acid or base. It is expressed ...
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Effet de nivellement
In an acid–base reaction, when a base stronger than the conjugate base of the solvent is used, it deprotonates the solvent to produce the conjugate ...
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