Intro to re-exam hints (KETF40+KETF10)

I am currently recording some videos intended to help students pass re-exams in the courses
* KETF40 Mass Transfer in Environmental Engineering and
* KETF10 Separation processes
This video is just a short introduction and background to those videos. As I upload videos I will update this description to include links to the different videos. In this batch (August 2022) I am uploading 8 new videos and also link an older one. More might be added in the future:
* Calculating concentrations • Calculating concentrat... (mostly KETF10)
* Unit analysis (and unit errors) • Unit analysis (and uni... (General)
* Gas or liquid? • Gas or liquid? (studen... (mostly KETF40)
* Units in Mass and Energy Balances • Units in Mass and Ener... (both KETF10 & KETF40)
* Check your solutions • Check your solutions (... (General)
* Equilibrium or not • Equilibrium or not? (s... (KETF40 first part, KETF10 entire video: Note adsorption covered!)
* Disttillaton: Rmin versus Nmin • Distillation Rmin vers... (KETF10+KETF40)
* Distillattion: Spot what's wrong • Distillation: Spot-Wha... (KETF10+KETF40)
* Slope of line • Drawing a correct slop... (general, but also specific example on distillation)