出典:Wikipedia
出典:『Wikipedia』 (2011/07/26 10:02 UTC 版)
Carbon dioxide (chemical formula CO2) is a naturally occurring chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom. It is a gas at standard temperature and pressure and exists in Earth's atmosphere in this state, as a trace gas at a concentration of 0.039% by volume.
carbon dioxide
二酸化炭素のもと
solidified carbon dioxide
炭酸.
remove carbon dioxide from
supplied with carbon dioxide
石炭酸.
treat with carbon dioxide
a mineral spring that is rich in carbon dioxide
a carbide
a charcoal-kiln
a charcoal-sack
はねた炭酸水