This class was tough.
If you are a science major, nearly everything you need to know revolves around chemistry. Chemistry 101 is a good place to start.
I learned the basics of chemistry: stoichiometry, balancing equations, types of bonds, etc.
Hours per week:
Advice for students:
Do not be afraid to go to your professor's office hours. Also, go get tutoring, especially if your school provides it. Getting help doesn't make you dumb; it makes you get better grades.