I'd say if you do take it STUDYSTUDYSTUDY! Ask questions! Don't miss any class or labs! I took a Chem 151 class last semester and got a B. I hadn't taken any chem since high school which was many many...
I just got off the phone w/my instructor and she told me that she's gone through various editions of the books. She gave the OK to go with an edition earlier for Nutrition and my Microbiology books :)...