On the third slide you made a mistake and swapped the words mass and charge. Charge is in Coloumb and the Mass is in kg. The values and the units are matching, but the description is wrong.
l liked this lectures and used in my university homevork, it was wery prodactive and usefull. Although it watching few but really good and i appreciate your motivation for scienese (hi from Azerbaijan) and if my teacher read it, hi to him also couse i referenced this video seria
