Ph and Buffers

The pH scale is a range from:

• 1-7
• 0-14
• 1-5
• 1-20

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

What is the only substance with a neutral pH of exactly 7?

• Milk

• Orange Juice

• pure water

• ammonia

Is this substance acidic, basic, or neutral?

• Acidic
• Basic
• Neutral

Tags

NGSS.MS-PS1-2

Is this substance acidic, basic, or neutral?

• Acidic
• Basic
• Neutral

A solution with a pH of 8.6 is

• Acidic

• Basic

• Neutral

• none of these

A solution with a pH of 2.3 is

• Acidic

• Basic

• Neutral

• none of these

A solution with a pH of 7.0 would be...

• Acid
• Base
• Neutral
• Acid and Base

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