Chemistry 171/172

<p>Here is a revised version, that one had an additional toolbox and the NMR problem was missing. The spectrum is still missing, but at least the problem is there. Also, two pages are switched, but that doesn’t matter so I did not fix it.
<a href=“https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B456FmeCw42BZGMzY2JhZTYtOWIzMC00NGNmLWFjNzAtZjdmNDhjNjVjYjZj&hl=en_US[/url]”>https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B456FmeCw42BZGMzY2JhZTYtOWIzMC00NGNmLWFjNzAtZjdmNDhjNjVjYjZj&hl=en_US&lt;/a&gt;&lt;/p&gt;