Universal indicator strips change colour depending on the pH of the solution. Here,after one of the paper strips was dipped in a vinegar solution,its colour changed to red,indicating an acidic solution | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 3396 px × 5118 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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