Universal indicator colour range. Inverted burette containing a recently mixed combination of an acid, an alkali and universal indicator. The range of

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Universal indicator colour range. Inverted burette containing a recently mixed combination of an acid, an alkali and universal indicator. The range of colours indicate the variation in the hydrogen ion concentration (pH values). At bottom the pink colour indicates a strong acid (pH

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Size: 4370px × 4370px
Photo credit: © Science Photo Library / Alamy / Afripics
License: Licensed
Model Released: No

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