19.3: Strengths of Acids and Bases

Acids and bases are classified as strong or weak based on the degree to which they ionize in water.

• True

• False

Can be completely ionized in an aqueous solution.

(Choose 2 answers)

• Strong acid

• Weak acid

• Strong base

• Weak base

Can be ionized slightly in an aqueous solution.

(Choose 2 answers)

• Strong acid

• Weak acid

• Strong base

• Weak base

The ratio of the concentration of the dissociated form of an acid to the concentration of the undissociated form.

• Electrochemical constant.

• Ionization constants.

• A base dissociation constant (K_b).

The ...................................an acid is, the larger its (Ka) value will be.

• weaker

• stronger

The (K_a) ......................................... the first ionization to the second.

• increases from

• is the same for

• decreases from

Reacts with water to form the conjugate acid of the base and hydroxide ions.

• Strong acid

• Weak acid

• Strong base

• Weak base

Dissociates completely into metal ions and hydroxide ions in aqueous solution.

• Strong acid

• Weak acid

• Strong base

• Weak base

The words concentrated and dilute refer to .........................................................

• the extent of ionization or dissociation of an acid or base.

• the number of moles of the acid or base in a given volume

The words strong and weak refer to .........................................................

• the extent of ionization or dissociation of an acid or base.

• the number of moles of the acid or base in a given volume