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Structure, Function, and Information Processing: The Chemistry of Life
pH
Description
pH
The pH scale measures how acidic or basic a substance is. It ranges from 0 to 14. A pH below 7 indicates an acid, while a pH above 7 indicates a base. A pH of exactly 7 is neutral, like pure water. pH plays a crucial role in our bodies, the environment, and chemical reactions. Scientists study pH to understand how subst...
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Transcript
Do you know why lemonade tastes sour or why soap feels slippery? The answer lies in pH, which stands for “potential of hydrogen.” It is a scientific scale ranging from 0 to 14 with no units.
Substances with a pH below 7 are acids; those above 7 are bases. A pH of 7 is neutral.
Acids like lemon juice have pH values around 2 or 3 and...
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