High school chemistry teacher doing a flame test for sodium (Na) using a wooden stick. A small amount of liquid sodium is placed over a bunsen burner and we notice that it produces a yellow coloured flame. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Hutchings, Richard |
Taille de l’image : | 4779 px × 4088 px |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Property Release : | Non requis |
Restrictions : |
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