ChemCom Core Labs

Links:

Purpose:
Students will observe rates of solubility at different temperatures, and connect the observations to a mental molecular model.

Summary:
Students drop dye and sugar into containers that have water of different temperatures, and make observations of rates of diffusion and dissolving.

Objectives Links:
Process Skills Checklist

Materials:

• food coloring
• mortar and pestle
• sugar cubes

Safety Concerns:
Hot water can burn.

Revision Date:
Summer 2001