Preparing a solution. Apparatus needed to prepare a solution of iron (II) sulphate. At bottom right are 51.25 grams of iron (II) sulphate heptahydrate crystals. These will be dissolved in 250 millilitres of water (in wash bottle at centre right) in a volumetric flask (left). Iron (II) sulphate is used as a food additive and as a dye | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 3449 px × 5173 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |