At what pH level is water classified as acidic?

Prepare for the Refrigeration and Air Conditioning Mechanics (313A) Test. Study with flashcards and multiple choice questions, hints and explanations included. Ace your exam!

Water is classified as acidic when its pH level is below 7. A pH level of 0 indicates a highly acidic solution, as it is the lowest possible pH on the scale, which ranges from 0 to 14. In this context:

  • A pH of 3 is certainly acidic, but it does not represent the most extreme edge of acidity.
  • A pH of 5 is also acidic, but again, it is not as highly acidic as a pH of 0.

  • A pH of 7 is considered neutral, meaning it is neither acidic nor basic.

Thus, a pH of 0 signifies a very strong acidity, making it the most appropriate answer to classify water as acidic.

Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy