Acids and bases review

Buffer is defined as

• ability to resist pH change
• ability to prevent pH from decreasing
• ability to resist a pH increase
• ability to resist pH change when small amount of acid added

Water is ____, meaning it can be both and acid or a base

• Amphoteric
• Atmospheric
• Amphibious
• Aqueous
• Amplified

Complete the sentence.
A substance that is more basic has a _____ pH than a substance that is acidic.

• lower
• higher
• the same
• none of the above

Acidic buffer is made up of

• weak acid and weak base
• weak acid and its conjugate salt
• weak acid and its conjugate base
• strong acid and its conjugate base

Basic buffer is made up of

• weak base and weak acid
• weak base and its conjugate salt
• weak base and its conjugate acid
• strong base and its conjugate acid

Which mixture of strong acid and weak base could produce a buffer solution?

• A

• B

• C

• D

Which mixture of strong acid and weak base could produce a buffer solution?

• A

• B

• C

• D

Which will produce an acidic salt?

• A
• B
• C
• D

Which will produce an alkaline salt?

• A
• B
• C
• D

The salt shown below is

• Acidic
• Basic
• Neutral
• None of the above