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    • 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.

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    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 ...

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      pH

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      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.

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