Chemistry: Acids and Bases

What is the pH when the hydrogen ion concentration is 1 x 10 ⁻³ M

• 3.3

• 3

• 2.7

• 2

Which type of solution is one with a pH of 8?

• acidic

• You cannot determine the answer with the information provided.

• neutral

• basic

An acidic solution could have a pH of

• 3

• 10

• 7

• 14

In a titration, the end point of a neutralization reaction was reached when 37.6 milliliters of an HCl solution was added to 17.3 milliliters of a 0.250 M NaOH solution. What was the molarity of the HCl solution?

• 0.115 M

• 0.203 M

• 0.543 M

• 0.250 M

What is the pH of a solution whose H3O⁺ ion concentration is 0.0001 mole per liter?

• 1

• 10

• 14

• 4

As HF dissolves in water, the following ionization reaction occurs: HF + H₂O --> H₃O⁺ + F⁻, In this reaction, a proton is donated to

• H₃O⁺ by H₂O

• H₂O by HF

• HF by F⁻

• H₃O⁺ by F⁻

Tags

NGSS.HS-PS1-4

Which substance can be classified as an Arrhenius acid?

• NaCl

• HCl

• LiOH

• KOH

Which statement about Arrhenius acids is FALSE?

• Their water solutions are called aqueous acids.

• They are molecular compounds with ionizable hydrogen atoms

• Their pure aqueous solutions are electrolytes.

• They increase the concentration of hydroxide ions in aqueous solution

Strong bases are

• strong electrolytes.

• weak electrolytes.

• nonelectrolytes.

• also strong acids.

An electron-pair acceptor is a

• Brønsted-Lowry base

• Lewis acid.

• Lewis base

• traditional acid.