Waec Chemistry Questions and Answers 2021/2022 September 28, 2021 Runsloaded 0 CHEMISTRY OBJ 1-10: CDBAAAACAD 11-20: CBBCDCCADB 21-30: CACCABACBC 31-40: DBCBDCBABD 41-50: CBBCCABDDA (1a) A molecular formula consists of the chemical symbols for the constituent […]