59:03

CIE Topic 13 An Introduction to AS Level Organic Chemistry REVISION

31:21

CIE Topic 8 Reaction Kinetics REVISION

10:32

25 || BOD 103 || General account of economically important plants || Vegetable Oil Sources –Timber

17:57

CIE Topic 10 Group 2 REVISION

28:30

CIE Topic 6 Electrochemistry REVISION

13:19

Introduction & Resistance

51:12

CIE Topic 4 States of Matter REVISION

1:03:23

CIE Topic 2 Atoms, Molecules and Stoichiometry REVISION