Sciencemadness Discussion Board

koh

cyanureeves - 14-9-2010 at 17:31

is it possible to convert potassium hydroxide to the carbonate?

mewrox99 - 14-9-2010 at 17:36

React it with CO2.


woelen - 14-9-2010 at 22:26

Easiest way is to make a solution of KOH in water and just let it evaporate to dryness in contact with air. What remains is a crust of potassium carbonate. Final humidity can be expelled by heating the solid material in an oven at 150 C or so.