Acids and Bases Review

According to Bronsted-Lowry acid base theory, an acid is a.....

• Proton donor
• Proton acceptor
• Produces H+ when added to water
• Made of H+

According to which theory is a base a substance which produces OH- ions in water?

• Arrhenius
• Bronsted-Lowry
• Lewis

Which reactant in the following equation is a Bronsted acid?

• ammonium
• ammonia
• hydroxide
• water

What is the conjugate acid in the following equation?

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

What is the conjugate base in the following reaction?

• HCO₃^- 
• HCl
•  H₂CO₃ 
• ^Cl-

What is the closest pH to a solution with a [H⁺] = 2.5 x 10^-10?

• 2.5

• 3.0

• 4

• 9

The [OH^-] = 4.0 x 10^-9, what is the pH of the solution?

• 9.0

• 5.7

• 8.3

• 4.3

• .698

• 2.72

• 11.28

• None of the answers are correct

Ammonia is a weak base. It's concentration is 0.150M and it's Kb value is 1.7x10 -5. Calculate it's pH value.

• 2.80

• 11.2

• Both answers are correct

• None of the above are correct

If you combine an acid and a base, this occurs.

• acidification
• basification
• neutralization
• negativation

Tags

NGSS.MS-PS1-5