Multiple choice

Neutral substances, like water, are number _ on the pH scale.

  1. 0

  2. 1,000,000

  3. 14

  4. 7

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The pH scale ranges from 0 to 14, with 7 representing a completely neutral substance like pure water. Values below 7 are acidic, while values above 7 are basic.