A computer-interfaced sensor measuring the pH of pure water,showing it to be 7.0,or neutral. When water dissociates into ions of hydrogen and hydroxide,there are equal amounts of each produced; water is thus considered pH balanced,or neutral | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Shields, Martin |
Taille de l’image : | 4995 px × 3344 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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