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nitrogen
A chemical element, N, atomic number 7, atomic weight 14.0067. Nitrogen, a gas under normal conditions, is the lightest element of periodic group 5 (nitrogen family).
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Επιστήμη
- Category: Γενική επιστήμη
- Company: McGraw-Hill
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Δημιουργός
- Francisb
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