pH Scale

Front

What is the range of the pH scale?

Back

0-14

Front

Why is water considered neutral on the pH scale?

Back

It has an equal amount of H+ and OH- ions in solution.

Front

What type of substances taste sour and are classified as acids?

Back

Examples include lemon juice and vinegar.

Front

What can be said about a solution with a pH of 9 and another with a pH of 12?

Back

Both solutions are bases.

Front

What happens to the pH of a solution when H+ ions are added?

Back

The pH would go down.

Front

What is the pH of a neutral solution?

Back

7.0

Front

What does a pH less than 7 indicate?

Back

The solution is acidic.

Front

What does a pH greater than 7 indicate?

Back

The solution is basic.

Front

What is an example of a strong acid?

Back

Hydrochloric acid (HCl).

Front

What is an example of a strong base?

Back

Sodium hydroxide (NaOH).