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Volatile organic compounds (VOCs) are organic compounds that have a high vapor pressure at room temperature. [1] They are common and exist in a variety of settings and products, not limited to house mold, upholstered furniture, arts and crafts supplies, dry cleaned clothing, and cleaning supplies. [2]
An inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds — that is, a compound that is not an organic compound. [1] [2] The study of inorganic compounds is a subfield of chemistry known as inorganic chemistry.
Chemical structure of methane, the simplest alkane. In organic chemistry, an alkane, or paraffin (a historical trivial name that also has other meanings), is an acyclic saturated hydrocarbon.
An organic acid is an organic compound with acidic properties. The most common organic acids are the carboxylic acids, whose acidity is associated with their carboxyl group –COOH.
Âu Cơ (chữ Hán: 甌姬; IPA: [əu˧ kəː˧]) was, according to the creation myth of the Vietnamese people, an immortal mountain snow goddess who married Lạc Long Quân (lit. ' Dragon Lord of Lạc'), and bore an egg sac that hatched a hundred children known collectively as Bách Việt , ancestors to the Vietnamese people . Âu Cơ is ...
Hanoi University of Mining and Geology (Vietnamese: Trường Đại học Mỏ - Địa chất Hà Nội) is a university in the Bắc Từ Liêm district of Hanoi, the capital of Vietnam. It trains technical experts in exploration and exploitation of natural resources; in protection of mining and the geological environment; and to be a center ...
Nguyễn Hữu Cảnh (chữ Hán: 阮有鏡, 1650–1700), also known as Nguyễn Hữu Kính and his noble rank Lễ Thành Hầu, was a high-ranking general of Lord Nguyễn Phúc Chu. [1] His military expeditions into the Mekong Delta placed the region firmly under Vietnamese administrative control.
The Việt Minh (Vietnamese: [vîət mīŋ̟] ⓘ, chữ Hán: 越盟) is the common and abbreviated name of the League for Independence of Vietnam (Vietnamese: Việt Nam Độc lập Đồng minh [1] or Việt Nam Độc lập Đồng minh Hội, chữ Hán: 越南獨立同盟(會); French: Ligue pour l'indépendance du Viêt Nam), which was a communist-led national independence coalition ...