Ch 121 Preparatory Chemistry
Introduction to mathematics and science presupposed by the General Chemistry sequence (Ch 221, Ch 222, and Ch 223). Designed for students needing a review of topics from high school chemistry and
Mth 111Z. Successful completion of this course should leave students prepared for Ch 221.
Prerequisite
Mth 111Z (or concurrent enrollment) or a satisfactory score on the mathematics placement assessment (https://www.pdx.edu/math/placement).