A set of chemistry problem books (1) and (2) for the Center Test. - Title: Chemistry (1) - Title: Chemistry (2) - Publisher: Todatsu High School - Series: Past Exam Practice & Problem Collection - Purpose: Center Test Preparation Thank you for viewing. Includes Center Test and trial test questions from 2023 to 2017. The name section on the back has been covered with correction tape, but it is in very clean condition with no folds.