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.
Captains also serve as staff officers at the battalion level. Promotion Requirements: Must have 2 years TIG as a First Lieutenant. TIS fluctuates based on needs of the Army but is typically 4 years. Nearly 100 percent of officers meeting TIS/TIG requirements will be promoted to Captain.