| Types of solutions |
|
|
|
|
|
|
|
|
|
| • | gas in gas --air |
|||||||
| • | gas in
liquid--soda |
|||||||
| • | gas in solid--gas
on solid catalyst |
|||||||
| • | liquid in liquid |
|||||||
| • | liquid in
solid--mercury amalgam |
|||||||
| • | solid in liquid |
|||||||
| • | solid in
solid--14-karat gold |
|||||||