Question

it is used to determine the acidity and alklinity of a solution​

Answer 1

Answer:

Basically, acidity is determined by titrating the sample with sodium hydroxide to a pH of 8.3 (often called the phenolphthalein acidity – this term dates back to the time before electronic pH meters). Alkalinity is determined by titration with sulfuric acid to a pH of 4.5.

Explanation:

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Answer 2

Answer:

tritrating or tritaration