It was the chemistry test btw.
VERY few schools take AP scores into account when they accept or reject you. You probably have nothing to worry about, but you likely won't get any credit for a 2 score. Check out this infographic to see which parts of your application are most important in college admissions: http://blog.studentadvisor.com/Portals/66824/images/studentadvisor-college-admissions-infographic.jpg