akimadixon13
10.07.2019 •
Chemistry
If you spilled your fluorescein solution at your lab station, briefly describe what your instructor will notice at the end of the lab in the presence of uv light.
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Ответ:
The instructor will see a green glow where you spilled the fluorescein solution.
Fluorescein fluoresces at 512 nm when it absorbs UV light. That is, it emits green light.
Ответ:
It gives out a blue-green glow
Explanation:
fluorescein is a substances used in eye drops. It is a florescent material. When exposed to ultraviolet light, it gives out a greenish glow.
Hence if it is accidentally spilled in the lab, when the instructor investigates the spilled substance under ultraviolet light and discovers a greenish slow. He will immediately confirm the spilled substance as fluorescein
Ответ:
Explanation:
glucose -> carbon + water
iron + water + oxygen -> iron oxide
carbonic acid -> carbon dioxide + water