According to Arrhenius, what is the definition of an ACID?

• a substance that contains hydroxide and ionizes to produce OH-

• a substance that contains hydrogen and ionizes to produce H+

• a substance that contains hydrogen and ionizes to produce OH-

• a substance that contains hydroxide and ionizes to produce H+

According to Bronsted-Lowry, what is the definition of an BASE?

• a substance that donates a hydrogen (H+) ion

• a substance that donates a hydroxide (OH-) ion

• a substance that accepts a hydrogen (H+) ion

• a substance that accepts a hydroxide (OH-) ion

What is the conjugate base in the following reaction?

• HCO₃^-

• HCl

• H₂CO₃

• Cl-

Tags

NGSS.HS-PS1-2

What is the conjugate acid in the following equation?

• PO₄^3- 
• HNO₃ 
• NO₃^- 
• HPO₄^2-
  

Tags

NGSS.HS-PS1-2

Which of the following is an Arrhenius Acid?

• LiOH

• CO₃^2-

• OH^-

• H₃PO₄

Which of the following is a strong acid?

• oxalic acid

• nitric acid

• carbonic acid

• acetic acid

Tags

NGSS.HS-PS1-1

An acid....

• Turns light pink when phenolphthalein is added

• Produces H⁺ ions in water

• Turns blue when tested with litmus paper

• Has a pH of less than 7.

Identify the acid listed below:

• KOH

• H₂O

• H₂SO₄

• NaCl

Tags

NGSS.HS-PS1-1

Which of the following represents an acid solution:

• [H⁺] = [OH^-]

• [H⁺] greater than [OH^-]

• [H⁺] less than [OH^-]

• [OH^-] greater than [H⁺]

Strong acids and bases...

• do not break apart into ions (non-electrolyte)
• partially break apart into ions (weak electrolyte)
• completely break apart into ions (non-electrolyte)
• completely break apart into ions (strong electrolyte)