what does the prefix non-represent?

1.) 9 carbon atoms, only
2.) 9 carbon atoms and 20 hydrogen atoms
3.) 9 carbon atoms and 18 hydrogen atoms
4.) 9 carbon atoms and 16 hydrogen atoms

what does the prefix nonrepresent 1 9 carbon atoms only 2 9 carbon atoms and 20 hydrogen atoms 3 9 carbon atoms and 18 hydrogen atoms 4 9 carbon atoms and 16 hy class=