CHEMISTRY SIRI

Stoichiometry class 11 ; video-5 ; Balancing equations-2

Stoichiometry class 11 - Balancing equations-1; video-4

Stoichiometry class 11 ; video-3;problems on oxidation numbers-2

Stoichiometry class 11 ;video-2; problems on oxidation numbers-1

Stoichiometry class 11 ; video-1 Oxidation numbers