Oxygen

Essay specific features

 

Issue:

Science

 

Written by:

Keri K

 

Date added:

July 11, 2012

 

Level:

University

 

Grade:

A

 

No of pages / words:

3 / 783

 

Was viewed:

5732 times

 

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Essay content:

It is also found in the compound, H2O (water), which is essential to the life of most all organisms. Oxygen, chemical symbol “O”, is a colorless, odorless, tasteless element. It is a gas at room temperature, making it classified as a non-metal. It is located in group 6A, second period, and is atomic number 8...
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It has eight protons, electrons, and neutrons. Its atomic weight is 15.994, and its atomic volume is 14.0 cm3/mol. The boiling point of oxygen is -297.31 degrees Fahrenheit, and the melting point is -361.82 degrees Fahrenheit. The discovery of oxygen has been credited to two different scientists. The scientist who discovered it first was Carl William Scheele, a Swedish pharmacist and chemist, in 1772...
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