<p>anyone know any good sites for ap chem. i need help on molarity/molality/solutions.</p>
<p>I bookmarked these sites for my dd taking regular chem. Not sure if this can help....
<a href="http://antoine.frostburg.edu/chem/senese/101/moles/faq/why-use-moles.shtml%5B/url%5D">http://antoine.frostburg.edu/chem/senese/101/moles/faq/why-use-moles.shtml</a>
<a href="http://www-rohan.sdsu.edu/staff/drjackm/chemistry/chemlink/teach/teach1.html%5B/url%5D">http://www-rohan.sdsu.edu/staff/drjackm/chemistry/chemlink/teach/teach1.html</a>
<a href="http://www.chemtutor.com/index.html%5B/url%5D">http://www.chemtutor.com/index.html</a></p>
<p>Good luck!</p>