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 titration curve of a weak base like ammonia with a strong acid like hydrochloric acid is the mirror image of the titration curve of a weak acid with a ...
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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
The pH of a solution containing an acid can be determined using its acid dissociation constant and initial concentration. If a solution contains two ...
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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
Titration of a polyprotic acid, which contains multiple ionizable protons, involves distinct dissociation steps, each with its own dissociation constant ...
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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 is the quantitative measure of a buffer to resist the change in pH. As shown in the following equation, the buffer capacity, denoted by ...
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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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