Testing lemon juice for acidity. Litmus indicator changes its colour depending on the pH. Here a litmus indicator paper strip has changed colour from blue to pink after it was dipped into lemon juice. The test shows that lemon juice is acidic. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Turtle Rock Scientific |
Bildgröße: | 3389 px × 5149 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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