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.
Senior master sergeant (SMSgt) is the eighth enlisted rank (pay grade E-8) in the U.S. Air Force, just above master sergeant and below chief master sergeant and is a senior noncommissioned officer (SNCO). According to Air Force Instruction 36-2618, The Enlisted Force Structure :