http://ir.lib.ruh.ac.lk/handle/iruor/18749 CHE 2122 Sun, 10 May 2026 00:32:33 GMT 2026-05-10T00:32:33Z http://ir.lib.ruh.ac.lk/handle/iruor/12173 CHE 2122 - Physical Chemistry II Department of Chemistry Tue, 01 Feb 2022 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/12173 2022-02-01T00:00:00Z http://ir.lib.ruh.ac.lk/handle/iruor/4152 CHE 2122 - Physical Chemistry II Department of Chemistry Fri, 01 Nov 2019 00:00:00 GMT http://ir.lib.ruh.ac.lk/handle/iruor/4152 2019-11-01T00:00:00Z