Lesson: Concentrations from Ionization Constants Glencoe • Chemistry • Matter & Change • Chemistry • The Molecular Nature of Matter and Change • Eighth Edition • Glencoe Science • Chemistry • Matter and Change

Chemistry

In this lesson, we will learn how to use dissociation constants to find the equilibrium concentrations of undissociated acids and bases.

Worksheet

Q1:

Acetic acid is the principal ingredient in vinegar. In a sample of vinegar at equilibrium, and . What is the value of for acetic acid?

Q2:

What is the hydronium ion concentration in a 0.100 M solution of ammonium nitrate, , a salt composed of the ions and ? of ammonia is .

Q3:

Caffeine, , is a weak base. What is the value of for caffeine if a solution at equilibrium has , , and ?

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