A 21.3 mL sample of a 0.387 M aqueous nitrous acid solution is titrated with a 0.333 M aqueous potassium hydroxide solution. What is the pH at the start of the titration before any potassium hydrovide bas been added

A 21.3 mL sample of a 0.387 M aqueous nitrous acid solution is titrated with a 0.333 M aqueous potassium hydroxide solution. What is the pH at the start of the titration before any potassium hydrovide bas been added

Introductory Chemistry For Today

8th Edition

ISBN:9781285644561

Author:Seager

Publisher:Seager

Chapter9: Acids, Bases, And Salts

Section: Chapter Questions

Problem 9.97E

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Concept explainers

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.

Question

A 21.3 mL sample of a 0.387 M aqueous nitrous acid solution is titrated with a 0.333 M aqueous potassium hydroxide solution. What is the pH at the start of the
titration, before any potassium hydroxide has been added?
pH =

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