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www.chemicool.com/elements/oxygen-facts.html

Dry air is 21 percent oxygen, 78 percent nitrogen and 1 percent other gases. 2. Oxygen does not burn – honestly! It does, however, support the combustion of ...

www.thoughtco.com/oxygen-facts-606572

Aug 10, 2016 ... Oxygen is atomic number 8 with the element symbol O. It was discovered by Carl Wilhelm Scheele in 1773, but he did not publish his work ...

www.softschools.com/facts/periodic_table/oxygen_facts/181

Oxygen (O) has an atomic number of eight. This odorless, colorless gas has eight protons in the nucleus, and is pale blue in its liquid and solid states.

www.sciencekids.co.nz/sciencefacts/chemistry/oxygen.html

Oxygen makes up around 21% of the air you breathe. It is also the most common element in the Earth's crust (around 47%) and the third most common element ...

www.livescience.com/28738-oxygen.html

Sep 28, 2014 ... Breathe in … breathe out. Ahh. Hooray for oxygen, the element that keeps much of life on Earth humming. Element No. 8 on the Periodic Table ...

www.ducksters.com/science/chemistry/oxygen.php

Kids learn about the element oxygen and its chemistry including atomic weight ... Plus properties and characteristics of oxygen. ... Interesting Facts about Oxygen.

sciencenotes.org/oxygen-facts

May 21, 2015 ... Oxygen is the eighth element of the periodic table. These oxygen facts contain chemical and physical data along with general information and ...

www.globalhealingcenter.com/natural-health/11-facts-about-oxygen-you-probably-didnt-know

Apr 14, 2016 ... Do we take oxygen for granted? I think most of us realize that oxygen is critical for life, but we hardly ever think about it. You probably know ...

www.scienceforkidsclub.com/oxygen.html

But did you know, Oxygen only makes up 21 percent of Earth's atmosphere? ... Let's explore the world of Oxygen further to see what other airy facts we can ...

www.derekshirlaw.co.uk/20-facts-about-oxygen

Feb 6, 2008 ... Oxygen has the atomic number 8. 2. Its chemical symbol is O. 3. At standard temperature and pressure two atoms of the element bind to form ...