ngậm nước
Definition
- Adjective (Tính từ):
- Hydrated: In chemistry, describes a substance, typically a crystal, whose molecules contain a specific number of water molecules. This water is part of the substance's chemical structure.
- Water-containing: The literal meaning is "containing water" or "holding water" within its molecular composition.
Usage Examples
- Adjective (Tính từ):
- Đồng sunfat ngậm nước có màu xanh lam. (Hydrated copper sulfate is blue in color.)
- Khi đun nóng, tinh thể ngậm nước sẽ mất nước và trở thành dạng khan. (When heated, the hydrated crystal will lose water and become an anhydrous form.)
- Công thức của thạch cao ngậm nước là CaSO₄·2H₂O. (The formula of hydrated gypsum is CaSO₄·2H₂O.)
Advanced Usage
- "Sự ngậm nước" (Noun): The state or process of being hydrated; hydration.
- Sự ngậm nước của xi măng là một phản ứng tỏa nhiệt. (The hydration of cement is an exothermic reaction.)
- "Muối ngậm nước": Hydrated salt.
- Nhiều muối ngậm nước thay đổi màu sắc khi mất nước. (Many hydrated salts change color when they lose water.)
Variants and Related Words
- Ngậm (Verb): To hold in the mouth; to contain. This is the root verb meaning "to hold."
- Nước (Noun): Water.
- Dạng khan / Không ngậm nước (Adjective): Anhydrous (the opposite state, without water molecules in the structure).
- Hydrat hóa (Verb/Noun): To hydrate / Hydration (the process).
Synonyms
- Chứa nước (Adjective): Containing water (more general, not specifically chemical).
- Hydrat (Noun): Hydrate (the noun form for the hydrated compound itself, e.g., "a hydrate").
Related Phrases / Terms
- Phân tử nước kết tinh: Water of crystallization (the water molecules present in a hydrated crystal).
- Mất nước / Khử nước (Verb): To dehydrate (to remove water, especially from a hydrated compound).
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(hóa học) Hydrated
