The indicator meta-cresol purple is an acid with a Ka of 3.1 ✕ 10−2. In a 2.2 ✕ 10−4 M solution, it is red in acid and yellow in base. Calculate the pH range over which it goes from 10.% ionized (red) to 90.% ionized (yellow). (a) pH at 10.% ionized

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.