The pH scale measures the acidity or alkalinity of a substance.
Rights: The University of Waikato Te Whare Wānanga o Waikato Published 7 April 2021 Size: 170 KB Referencing Hub media

The pH1 scale measures the acidity or alkalinity of a substance. The scale ranges from 0 (the most acidic) to 14 (the most basic).

  1. pH: A measure of the acidity or alkalinity of a substance, based on a scale of 0 to 14. Acidic solutions have pH values less than 7, whereas alkaline solutions have pH values greater than 7.

Appears in

ARTICLE

Acids and bases – introduction

From our bodies to our Earth’s oceans and rocks, acids and bases play an important role in our lives and the environment around us. If you have tasted lemon juice or washed your hands with soap ...

READ MORE
MORE
Add to favourites
Add to collection
  • + Create new collection
      • Go to full glossary
      Download all

      pH

    1. + Create new collection

      2. A measure of the acidity or alkalinity of a substance, based on a scale of 0 to 14. Acidic solutions have pH values less than 7, whereas alkaline solutions have pH values greater than 7.

      Email Us

      See our newsletters here.