In his TED Talk last spring, Michael Kimmel spoke about something he knows something about: men and privilege. Not only is he a middle-class white mal... 7 Things You Should NEVER Say to Co-Workers. Given the amount of time we spend at work, it's understandable that a lot of us get pretty comfortable there.
Nitrogen is pronounced as NYE-treh-gen. History and Uses: Nitrogen was discovered by the Scottish physician Daniel Rutherford in 1772. It is the fifth most abundant element in the universe and makes up about 78% of the earth's atmosphere, which contains an estimated 4,000 trillion tons of the gas.itrogen is pronounced as NYE-treh-gen. History and Uses: Nitrogen was discovered by the Scottish physician Daniel Rutherford in 1772. It is the fifth most abundant element in the universe and makes up about 78% of the earth's atmosphere, which contains an estimated 4,000 trillion tons of the gas.
Who discovered Argon? Argon is a chemical element and a colorless, odorless and monatomic gas easily found in the atmosphere of the earth. Its chemical symbol is Ar and its atomic number is 18. It was discovered in 1894 by Sir William Ramsay, a Scottish chemist and Lord Rayleigh, an English physicist. They both together discovered this gas by isolating argon from nitrogen and nitrogen from air.