55:29 duration 55 minutes 29 seconds
CHEM 332-632 Lecture 18_ 25 Sept 20
55:08 duration 55 minutes 8 seconds
CHEM 332-632 Lecture 17_ 23 Sept 20
53:20 duration 53 minutes 20 seconds
CHEM 332-632 Lecture 16_ 21 Sept 20
57:06 duration 57 minutes 6 seconds
CHEM 332-632 Lecture 15_ 18 Sept 20