Chemistry lecture 9/3/25 and HW

Starts Module 2- Law of Mass Conservation

https://us02web.zoom.us/rec/share/KdUTMwG6QzWd_dSLoWLmvy2YusZO6QZLPmK5RZnZPMHsqj2fcDnVsbY0OTuZPOjX.xlIn2CPjEf1TLnDH?startTime=1756915270000

Passcode: gi.j570C

Hw for weekend- Do practice test and study for real test on Tuesday.