Acid Bases review

A sour taste is a characteristic of:

• acids

• bases

• neutral

• pH scale

Which is a characteristic of a base?

• tastes sour

• found mostly in foods

• feels slippery

• turn litmus paper red

Which is true?

• pH of less than 7 is basic; pH of more than 7 is acidic

• pH of less than 7 is acidic; pH of more than 7 is basic

True or false: bases are sometimes called alkaline.

• True

• False

An acid has a pH

• higher than 7

• lower than 7

• 7

• greater than 14

a base has a pH of

• lower than 7

• higher than 7

• 7

• it only has a pOH

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Which is most acidic?

• milk
• Lemon Juice
• bleach

Which is the stronger acid?

• pH 1

• pH 4

• pH 8

• pH 13

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

• 3

• 5

• 7

• 9

• 11