This example shows how a striking chemistry presentation can be created with a few simple LaTeX commands.
It's easy with writeLaTeX beacuse of the amazing chemistry packages that are freely available for LaTeX, such as mhchem and Chemfig
Click below to get started.
So publish to gallery creates a template starting point for new documents? Aha. There's a check box at the bottom, "Let people use this project as a template."