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Topic Content:
- Drying Agents and Desiccants
Hygroscopic and deliquescent substances absorb moisture from their surroundings. Because of this property, they are used in the laboratory as drying agents to remove moisture from substances.
A desiccant is a substance used specifically for drying. It is usually placed inside a desiccator . Common examples of desiccants include fused calcium chloride (CaCl₂), silica gel, and concentrated sulphuric acid.
A desiccator is a glass container with an airtight lid that contains a desiccant. It is used to keep solid substances dry or to dry solids after heating.
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