Nitrogen(氮)既資料:
Nitrogen
What colour is it?
Does it have a smell?
Burning splint(burns more brightly/goes out)?
Glowing splint(relights/goes out)?
Coloue of hydrogencarbonate indicator?
Appearance of lime water?
How do collect unbreathed air ?
nitrogen氮既資料
2007-11-04 8:05 pm
回答 (1)
2007-11-04 8:30 pm
✔ 最佳答案
1.colourless2.no smells
3.goes out
4.goes out
5.purple(100% Nitrogen)
6.no change can observe
7.Are you talking about collect N in unbreathed air?
N could be isolated from the air by fractional distillation, it boils at -196 °C
參考: 自己
收錄日期: 2021-04-13 14:19:30
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