Hi quick chemistry question...
does CaSO4.7H20 (ie: referring to water of crystallisation) exist?
URGENT HELP! please... :) watch
- Thread Starter
- 06-04-2011 23:34
- 06-04-2011 23:36
Yeaaa, I do believe it does.
EDIT: The same thing chalk is made from (that's the chalk you get in a classroom ).Last edited by Yellowmonkeyman; 06-04-2011 at 23:37.