Here are the assignments and the videos for chapter 3!
Assignments: basic atomic structure ws; Ch 3 ws #1; isotope ws; molar mass ws; moles ws; moles ws #1; Atomic theory paper; chap 3 progress checklist (only availible in google classroom, email me for code); Chap 3 reading guide
Videos
From here Down you can go to google classroom and watch the videos full screen.
Moles videos
Jason Gfeller: my life 