'The structure of methane is seen <a href="http://www.j-archive.com/media/2006-01-10_DJ_16.jpg" target="_blank">here</a>; this is its familiar chemical formula'
CH4
FORMULA 1: The structure of methane is seen here; this is its familiar chemical formula
The structure of methane is seen here; this is its familiar chemical formula
The structure of methane is seen here; this is its familiar chemical formula
FORMULA 1
CH4
FORMULA 1