The pH scale is something we're all familiar with; most people will remember it from school chemistry lessons. It's the scale used to rank how strong an acid (or alkali) a solution is. The colours associated with each number correspond to the colour that universal indicator turns in solutions of that particular pH. A fair…
What Is the pH Scale? Acidity, Alkalinity & Buffers - Page 2
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pH values of chemical compounds
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Compound Interest: Acids, Alkalis, and the pH Scale
The pH Scale of Common Chemicals
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