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questions :Nitrogen
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[Visitor (43.250.*.*)]answers [Chinese ]Time :2023-03-21
Gas element, symbol N. Colorless and odorless, can not burn, can not fuel combustion, chemical properties are very inactive. Nitrogen accounts for about 4/5 of the air and is one of the important components of plant nutrition. It is used to make ammonia, nitric acid and nitrogen fertilizer, and also used to fill light bulbs.
Refers to nitrogen.

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