Acids, Bases, pH

The pH scale range is from __ to __

• 0-6

• 8-14

• 0-14

• 1-13

pH measures ...

• (H+) Hydrogen ion concentration in solution

• (He-) Helium ion concentration in solution

• (OH-) Hydroxide ion concetration in solution

• None of the answer choices

A substance with a pH BELOW 7 =

• Salt

• Basic

• Neutral

• Acidic

Acids and bases combine to form ...

• A salt

• An explosion

• No reaction

• More acid or more base

A substance with a pH ABOVE 7=

• A salt

• Basic

• Nuetral

• Acidic

Acids produce ... in solution

• H+ ions

• He- ions

• OH- ions

• All of the answer choices

Acid 1 has a pH of 1. Acid 2 has a pH of 5. Which acid is STRONGER?

• Acid 1

• Acid 2

• Not enough information.

• These are bases not acids.

Which IS NOT a characteristic of an acid?

• rates 0-6 on pH scale

• produce H+ ions in solution

• breaks down some substances

• feels slippery to the touch

Bases have a pH range of __ to __

• 0-6

• 8-14

• 1-7

• 0-14

Bases produce ... in solution

• H+ ions

• He- ions

• OH- ions

• None of the answer choices