Acids and Bases Review

Front

Based on the information provided in the chemical equation, it can be concluded that in the forward reaction...

Back

Methylamine acts as a base and water acts as an acid.

Front

Which compound is the conjugate base to the parent acid of this reaction? Options: CH₃NH₂, H₂O, CH₃NH₃⁺, OH⁻

Back

OH⁻

Front

According to the Arrhenius theory of acids and bases, what does a strong acid do to an aqueous solution? Options:

A strong acid increases the OH⁻ ion concentration of an aqueous solution.

,

A strong acid increases the H⁺ ion concentration of an aqueous solution.

,

A strong acid decreases the OH⁻ ion concentration of an aqueous solution.

,

A strong acid decreases the H⁺ ion concentration of an aqueous solution.

Back

A strong acid increases the H⁺ ion concentration of an aqueous solution.

Front

An unknown solution tastes bitter and feels slippery. When a pure zinc strip is placed in the solution, no reaction is observed. Which substance below is most likely to be the identity of the solution? Options: HCl (aq), H₂SO₄ (aq), NaOH (aq), NaCl (aq)

Back

NaOH (aq)

Front

Hydrobromic acid, HBr, is a strong acid. Hydrofluoric acid, HF, is a weak acid. If you prepared equal concentrations of both acids in separate containers, what would be TRUE?

Back

The pH of hydrobromic acid would be less than the pH of hydrofluoric acid.

Front

Concentration of hydrogen ions [H⁺] from 1L of 2.7 x 10^-3 M H₂SO₄ (complete dissociation)?

Back

5.4 x 10⁻³ M

Front

Salt formed in neutralization of nitric acid and Sr(OH)₂?

Back

Sr(NO₃)₂

Front

Stoichiometry setup to determine moles of H₊ in HCl when titrated with 21.5 mL of 1.0M Ba(OH)₂ at equivalence point.

Back

Front

In which scenario could a weak acid have a lower pH than a strong acid?

Back

A significantly diluted strong acid is compared to a highly concentrated weak acid.

Front

What is the difference in hydrogen ion concentration between a pH of 3 and a pH of 6?

Back

A pH of 3 has a hydrogen ion concentration that is 1000 times greater than a pH of 6