Acid-Base Test

The pH of a solution is 9.0. What is its H₃O⁺ (or [H⁺])concentration?

• 1 x 10⁻⁷ M

• 9 M

• 1 x 10⁻⁵ M

• 1 x 10⁻⁹ M

What is the pH of a 0.027 M KOH solution? Hint: You are given [OH^-] concentration.

• 6.47

• 14.11

• 12.43

• 12.92

Acids react with

• salts to produce bases and water.

• bases to produce salts and water.

• water to produce bases and salts.

• neither bases, salts, nor water.

An acid-base titration involves a

• decomposition reaction.

• single-displacement reaction.

• neutralization reaction.

• composition reaction.

What is the pOH of a 1.62 x 10^-3 M NaOH solution?

• 2.79

• 11.210

• 9.923

• 5.332

When titrating a strong acid with a strong base, the equivalence point

• will be below a pH of 7.0.

• will be above a pH of 7.0.

• will be at a pH of 7.0.

• can be either above or below a pH of 7.0.

What is the hydronium ion (H⁺) concentration of a solution whose pH is 4.122?

• 5.1 x 10⁻⁶ M

• 4.4 x 10⁻⁵ M

• 6.4 x 10⁻⁵ M

• 7.6 x 10⁻⁵ M

The pH of an acidic solution is

• greater than 7.

• greater than 14.

• less than 0.

• less than 7.

The conjugate of a strong acid is a

• strong acid.

• strong base.

• weak base.

• weak acid.

Which of the following is chloric acid?

• HClO₄

• HClO₃

• HClO

• HClO₂