http://ir.lib.ruh.ac.lk/handle/iruor/18794 CHE 1114 2026-05-10T00:33:15Z http://ir.lib.ruh.ac.lk/handle/iruor/4141 CHE 1114 - Chemistry ( Repeat ) Department of Chemistry 2019-11-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/3826 CHE 1114 - Chemistry ( Repeat ) Department of Chemistry 2018-09-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/2223 CHE 1114 - Chemistry Department of Chemistry 2017-08-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/1865 CHE 1114 - Chemistry Department of Chemistry 2016-07-01T00:00:00Z