Chemicals measured out in preparation for demonstrating an endothermic reaction. At left is solid ammonium chloride and at right is solid barium hydroxide. When mixed these two chemical undergo an endothermic,or heat-absorbing,reaction that leads to a decrease in temperature of over 40 degrees Celsius | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4201 px × 4201 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |