PH Level

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 7?

• Milk

• Orange Juice

• Water

• Blood

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

In a test of pH levels, a baking soda has a pH of 9 and bleach has a pH of 12. What is true about there relationship?

• Both of the solution are Bases

• Both of the solution are Acids

• The Baking soda is an acid and the Bleach is a base

• The baking soda is a base and the Bleach is an Acid.

On the pH scale higher numbers indicate

• acids

• bases

What does pH measure?

• the amount of hydrogen (H⁺) ions

• the amount of hydroxide (OH^-) ions

• amount of water

• all of the above

What might happen if you mixed a strong acid with an equally strong base?

• You would see an explosive chemical reaction.

• The acid would destroy the base.

• The base would destroy the acid.

• You'd wind up with a pH-neutral substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A solution with a pH of 3.6 would be...

• Acid

• basic

• Neutral

• Acid and basic

Tags

NGSS.MS-PS1-2

Find the POH of a solution that has a [H+] of 1.0 x 10-4 M.

• 10

• 4

• 7

• 11

A solution has a pH level of 5, what is the pOH Level?

• 5

• 7

• 9

• 11