Acids and Bases Cooking

A substance that is 3 on the pH scale would be a(n):

• acid

• base

• neutral

• solute

Which one of the following is an example of a base?

• orange juice

• dish soap

• vinegar

• lemons

A substance that changes color when mixed with an acid or base is a(n) ___.

• indicator

• neutralizer

• corrosive

• electricity

Since some acids seemingly "eat away" certain substances, acids are ____.

• bitter

• sliipery

• corrosive

• weak

Citrus, like lemons, are ​ (a)   and soap is ​ (b)   .

• acidic

• basic

• neutral

Click on the substance that is the strongest base.

Match each pH with the correct category:

• 5.5

• weak acid

• 8.5

• neutral

• 7.0

• strong base

• 13.5

• weak base

• 1.0

• strong acid

A substance that has a pH of less than 7 is said to be (a)  

• Acidic

• Basic

• Neutral

What color does litmus paper turn in the presence of an acid?

• blue

• black

• green

• red

Bases are located where on the pH scale?

• any number can be a base

• below 7

• above 7

• number 7 is a base