define nitrogen..??
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hello.. sheery
Answers
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Step-by-step explanation:
the chemical element of atomic number 7, a colourless, odourless unreactive gas that forms about 78 per cent of the earth's atmosphere. Liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°C) and is used as a coolant.
Answered by
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Answer:
me 7th me hu waise aapse chhoti hu kiara didi
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