Plastic bottles containing solutions of copper (II) sulphate (left) and zinc sulphate. These chemicals are often used to construct a Daniell electrochemical cell in school experiments | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4500 px × 4500 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |