2019 Test Review

Which is the base?

• HCl
• LiOH

All are the properties of acid except

• Taste Sour
• Has a pH of 3
• Has greater [H⁺] than [OH^-]
• Turn litmus paper blue

A solution has a pH of 6.8. The standard should be 7.5, what should be added to the solution to make the pH correct?

• a neutralizer
• more water
• an acid
• a base

Which acid ionizes completely?

• Strong Acids
• Weak Acids

An acid-base neutralization reaction produces

• gas and water
• salt and water

KOH + H₂SO₄ −−>
Complete the above acid-base neutralization reaction.

• K₂SO₄ + H₂O
• SO₄K + H₃O
• K₂SO₄ + H₃O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In the reaction, NH₄⁺+ H₂O −−> NH₃ + H₃O⁺, water is acting as a(n)

• Bronsted-Lowry acid
• Bronsted-Lowry base
• Arrhenius base
• Arrhenius acid

What is the pH of 1x10^-5M HCl?

• 5.0
• 6.0
• 8.0
• 9.0

Acids release H₂ gas when they react with

• salt
• nonmetal oxides
• nonmetals
• metals

Which is the acid?

• H₂SO₄
• NaCl
• NaOH