In this demonstration, laser light is bent as it travels through a sugar (or salt) solution of varying concentrations.
Related Resources:
Teacher Demo: Osmosis Across a Semi-permeable Membrane
Categories: Teacher Demonstration
Osmosis, the movement of a solvent (usually water) across a semi-permeable membrane from an area of higher solvent concentration to an area of lower solvent concentration, is key in the maintenance... read more
COMPARING THE EFFECTIVENESS OF ANTACIDS WITH TITRATION USING VINEGAR (GRADE 12 COLLEGE CHEMISTRY)
Categories: Lab/Student Activity, Lesson Plan, Teacher Demonstration
In this inquiry, students are shown how to do a simple titration with basic apparatus, using a dropper instead of a burette. This enables students to do several quick titrations using different... read more
Teacher Demo/Student Activity: Red Cabbage Indicator
Categories: Lab/Student Activity, Teacher Demonstration
This demonstration illustrates the presence and importance of chemistry in everyday objects, including our food. It is an interesting way to start the discussion of acids and bases or to connect... read more