Demonstration of the colours of methyl orange indicator in first weak acids (right) and strong acid (left). The compound is red in solutions with a pH above 4.4 (weak acid), and red in solutions below pH 3.1 (stronger acid). | |
Licence : | Droits gérés |
Crédit : | Science Photo Library / RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA |
Model Release : | Non requis |
Durée : | 23 Secondes |
Aspect ratio : | 16/9 |
Restrictions : | - |