Dr. Mairead Ryan-Anderson's Page           

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
This site is intended to provide study resources for chemistry students.
 
You will find homework assignments, study guides, quizzes and links to other sites.
 
Please e-mail me if you have any questions or comments.
 
Visit the following external link and read the article.           
 

FUN FACTS:

A human hair is about 1 million carbon atoms wide.

An E.coli bacterium contains about 100 billion atoms.

A speck of dust might contain 3 trillion (3 x 1012) atoms.

If an atom were the size of a stadium, the nucleus would be the size of a marble.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 The first Thirty Six Elements

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