Wow, so I've been attending summer school and taking AP Chemistry. My friends and I struggle with this and the homework. I mean, eventually we get it, but its just so confusing.
This Site:
http://tutor.com
IS AMAZING. But, i've been able to use it for free, since i click the link from my library's website. You also need a library card to use it for free.
Has anyone tried this out? Its so helpful &handy! I absolutely thank God for creating this site, lol.