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Categories: General Education - General Chemistry. Density Demonstration. Density Demonstration: Coke vs Diet Coke by Liz LaRosa www.middleschoolscience.com updated 10.12.08 Objectives: to list similarities of given objects to brainstorm and find a solution as to why Diet Coke floats and Coke sinks to define the term density to see how much sugar we consume drinking one can of soda Materials: 12 ounce coke can 12 ounce diet coke can water fish tank sugar nutra sweet Procedure: Pass the cans of coke around the room.
Place the regular coke into a small tank of water. Possible responses: they weren't filled right at the plant the red paint is heavier than the silver paint, or vice versa one is flat, the carbon dioxide must have leaked out nutra sweet is lighter than sugar etc..... The "Why": Ingredients: Discuss how more "stuff" (matter) is crammed into the same amount of space, or VOLUME, and that increases the MASS. The Density of water is 1g/cm3. Extension: