the main constiituents of clean dry air

👨🏻‍🏫 學術台化學

2007-09-30 8:14 pm

the main constiituents of clean dry air,giving their respective percentages by volume.THX

回答 (2)

2007-09-30 10:03 pm

✔ 最佳答案

nitrogen 78%
oxygen 21 %
carbon dioxide 0.04%
other 1%

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2007-10-04 11:41 pm

the main constiituents of clean dry air is air 100% ^^

參考: me ^^

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