Weak Acid and Base Reactions

NH₃ + H₂O → NH₄⁺ + OH^-

NH₃ is a Bronsted Lowry

• Acid

• Base

• conjugate acid

• conjugate base

Which of the following is a neutralization reaction?

• 2Na + Cl₂ → 2NaCl

• CH₄ + 2O₂ → CO₂ + 2H₂O

• HCl + KOH → KCl + H₂O

• CaCO₃ → CO₂ + CaO

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the pH of a reaction between a strong acid and strong base?

• 0

• 5

• 10

• 7

HNO₃ + H₂O → H₃O⁺ + NO₃^1-

NO₃^1- is the conjugate base of

• H₂O

• HNO₃

• H₃O⁺

• none of the above

Tags

NGSS.HS-PS1-2

HCO₃^- + H₂O → H₃O⁺ + CO₃^2-

Water is acting as

• a Bronsted Lowry base

• a Bronsted Lowry acid

• a strong acid

• a weak acid

HC₂H₃O₂ + H₂O → H₃O⁺ + C₂H₃O₂^1-

HC₂H₃O₂ is acting as

• a conjugate base

• a Bronsted Lowry base

• a Bronsted Lowry acid

• none of the above

What is the conjugate base of H₂SO₄?

• SO₄^2-

• H₂SO₃

• HSO₃^1-

• HSO₄^1-

HBr is the conjugate acid of

• Br^1-

• Br₂

• H₂Br

• none of the above

Which of the following is a strong base?

• NH₃

• Zn(OH)₂

• HCl

• CsOH

Which of the following is a strong acid?

• NaOH

• HCl

• HF

• H₂O

Tags

NGSS.HS-PS1-1