Phenolphthalein indicator changes its colour depending on the pH of the solution, it turns colourless in acidic solutions and pink/fuchsia in basic solutions. Here phenolphthalein solution was added to 5% vinegar (acidic, at left) and a baking soda solution (basic, at right). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 5135 px × 3407 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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