Ansari Usama

lecture chemistry hsc chemistry part 1 12th science 12th chemistry chemistry part 2 11th fyjc h.s.c electrochemistry states of matter elements of groups 16 17 & 18 transition elements inner transition elements transition & inner transition elements adsorption and colloids 11th chemistry chemical thermodynamics chemical equilibrium solutions ionic equilibria future intelligence artificial unipune seminar usamaalfa civil seminar presentation civil engineering ai artificial intelligence