Very comprehensive directions in performing a Grahams Law Lab. The materials are listed under free materials. Questions in pulling understanding of the central topic. From a chemistry teacher with thirty years experience with an engineering background.
It is for a lab on physical properties. It uses a whole demand on differentiated learning during the lab process. An additional suggestion is to copy an MSDS for silica and calcium chloride and place into plastic sheet protectors.
This is a comprehensive lab which uses all parts of the scientific process. It requires students to identify the role of a catalyst. You can add a larger beaker in order to create less mess or use a pan to rinse out later.
The slides will help in reading the graphs and calculating precipitate. The classification of solutions such as supersaturated and unsaturated are also addressed.