Oxygen can combine with carbon to form two compounds, carbon monoxide and carbon dioxide. the ratio of the masses of oxygen that combine with a given mass of carbon is 1:2.
Best Answer: colonel is the highest of those listed followed by captain and then lieutenant, those three are all commisioned officers. a sergeant is a non commisioned officer and has different responsibilities. Source(s): Docbrown Â· 1 decade ago.
1 Highest admin position at this rank can be Station Commander, or Operations Squad Leader and sub-Unit Commander/Section Head at a police bureau or sub-bureau, normally in charge of a detective case or a common police raid operation. 2  Sergeant 2nd Class (äºçº§è­¦å¸, erji Ã¨rjÃ­)JÇngsÄ« shoulder: insignia two pips with one silver.  bar