ochem

Yoooooo can someone please give me an easy way of telling if somethings polar or non polar. I'm sick of drawing these lewis each time and checking for symmetry and dipole and all that.. i know theres trick.. like if s is a central atom its polar? yea? no? idk. help! :(((((

Okay is it just me, or is Crack DAT science super random and horrible? I feel like it's meant to trick you I did the OCHEM exam and I got an 18 !!!!!:rage: I'm good at OCHEM :(,. I got a 25 on the 2007 ADA test and a 21 on the 2009 ADA exam What do i do? What practice exam is closest to the...

Hi guys I have just finished going through chad's videos on NMR and IR, but I have had some problems finding sources to use that allows me to practice interpreting peaks. Can anyone recommend a website that they have used for some extra practice? Thanks!

Do the ortho, meta, para rules still work on cyclohexane, like they do for benzene?

Question: What is the reason why methylene chloride is miscible in Hexane? My reasoning is #2 below: Methylene Chloride is a polar molecule due to the 2 dipole-dipole interactions bonds (C-Cl) -|-> Hexane is a nonpolar molecule due to the dispersion/london/vdw forces. 1. Peers say they are...

hey everyone! how much of Ochem 2 builds on o chem 1? The reason I'm asking is that I’m trying to decide if i should retake ochem 1, not necessarily to get a better grade (I got a C), but because if it builds into o chem 2 a lot, i would rather do o chem 1 again, just so I don't struggle in o...

My goal is to take the MCAT Spring 2017. Here is my planned schedule for the next few semesters. I was wondering if you guys think it is realistic or if I am completely crazy! ps my Major classes will fill a few gaps for me to reach full-time and then I will only have about 2 semesters after I...

Hi! This is my first post on here, so I hope I did it the right way. :) I'm really stressed out about organic chemistry. I went to one office hour a day since the start of the year (every T.A. plus the professor every week!), went to every class, perfect scores on homework, read all the...

Hey guys! This will be my first post, so thanks for looking this way :) I have been following many threads on this forum, but I have a question that I could not find an exact answer through search. Any advice would be greatly appreciated! I was wondering if it is possible to use Organic...