Solutions, Colligative Properties,

and Ionic Equatons

Demos to Prepare:
Supersaturation Demo / Hand Warmer Demos
Ammonia & HCl Fountains.
Vinegar & Soda --> CO₂. + candle & Mg ribbon which burns in  CO₂

The Coriolis Cat & Dog prepare a solution with thorough mixing, Video:

Colloidal particle sizes are between those of solutions and suspensions.
Hence colloids do not settle nor filter.

Demo:

Here Endeth Units 22 & 23