Med Chemist Blog (useful survey of pharmaceutical drug structures): https://www.med-chemist.com/
Useful pKa chart: http://cactus.dixie.edu/smblack/chem2310/summary_pages/pka_chart.pdf
Chap 4 - Newman Projections and Chair Flips
Video of Chair Flip: headrest becomes footrest, etc. Play this on loop to help yourself out until you "see" what is going on! Original source of video is here.
Chap 7 - Substitution reactons
Mechanism and transition state of SN2 reaction (settings: play at 0.50 speed, 0:50 to 1:20 mark)
Recrystallization
demos involving supersaturated solutions of sodium acetate (CH3COONa)
Chap 16 - NMR Invisible Magnetic Field Lines Visualized
https://en.wikipedia.org/wiki/Eadweard_Muybridge#/media/File:The_Horse_in_Motion-anim.gif
MRI uses the same principles of 1H-NMR, except you are looking at differences in the absorption of RF frequencies from water molecules in different tissues