Exploring Strong Acid Solutions in AP Chemistry

What is a strong acid?

• An acid that does not ionize in solution

• An acid that ionizes 100 percent in solution

• An acid that only ionizes in solid form

• An acid that partially ionizes in solution

What is the conjugate base of hydrochloric acid (HCl)?

• Hydronium ion (H3O+)

• Chloride anion (Cl-)

• Nitrate ion (NO3-)

• Sulfate ion (SO4-)

Which of the following is a monoprotic strong acid?

• Hydrochloric acid (HCl)

• Sulfuric acid (H2SO4)

• Phosphoric acid (H3PO4)

• Acetic acid (CH3COOH)

What does 'monoprotic' mean in the context of acids?

• The acid cannot donate any protons

• The acid can donate two protons

• The acid can donate one proton

• The acid can donate three protons

What is the pH of a 0.040 M solution of nitric acid (HNO3)?

• 1.40

• 1.00

• 2.00

• 0.40

What is the equation for calculating pH?

• pH = log[OH-]

• pH = -log[OH-]

• pH = -log[H3O+]

• pH = log[H3O+]

If the concentration of hydronium ions is 0.040 M, what is the pH?

• 0.40

• 1.40

• 2.00

• 1.00

Given a pH of 1.50, what is the concentration of hydronium ions?

• 0.032 M

• 0.020 M

• 0.050 M

• 0.015 M

What is the molar mass of hydroiodic acid (HI)?

• 100 g/mol

• 120 g/mol

• 160 g/mol

• 140 g/mol

How much mass of HI is present in a 100 mL solution with a concentration of 0.032 M?

• 0.52 grams

• 0.41 grams

• 0.62 grams

• 0.32 grams