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窒素
1. nitrogen (N)
2. NitrogenNitrogen is a chemical element that has the symbol N, atomic number of 7 and atomic mass 14.00674 u. Elemental nitrogen is a colorless, odorless, tasteless, and mostly inert diatomic gas at standard conditions, constituting 78.09% by volume of Earth's atmosphere. The element nitrogen was discovered as a separable component of air, by Scottish physician Daniel Rutherford, in 1772.
Read “Nitrogen” on English Wikipedia
Read “窒素” on Japanese Wikipedia
Read “Nitrogen” on DBpedia
Read “Nitrogen” on English Wikipedia
Read “窒素” on Japanese Wikipedia
Read “Nitrogen” on DBpedia
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