Acid Base Chemistry

In the reaction between ammonia and water, what role does ammonia play according to the Bronsted-Lowry definition?

• Electron pair acceptor

• Proton donor

• Proton acceptor

• Electron pair donor

What is the conjugate base of H2O?

• H+

• H2O2

• OH-

• H3O+

Which of the following is an example of a Lewis acid?

• NH3

• H2O

• BH3

• OH-

What happens to the pH of a solution when an Arrhenius base is added?

• pH decreases

• pH becomes neutral

• pH increases

• pH remains constant

Which of the following are properties of acids?

• They conduct electricity when dissolved in water

• They taste sour

• They react with metals to produce hydrogen gas

• All of the answer choices are correct

If the substance is neutral, what would the pH be?

• 3

• 5

• 7

• 9

• 11

Which of the following pH values represents a base?

• 2.1

• 4.6

• 6.8

• 8.1

Which is the stronger acid?

• pH 1

• pH 4

• pH 8

• pH 13

Tags

NGSS.MS-PS1-2

Which of the following is a base?

• baking soda in water

• orange juice

• vinegar

• lemonade

The strongest bases have pH values close to

• 0

• 14

• 7

• 5