2B40.54 Classic vs Diet Coke

What determines whether an object sinks or floats? Put a can of Classic Coke and a can of Diet Coke in one of our fishtanks. The Classic Coke can will sink. The Diet Coke can will float. Pepsi version also available.There is about 2 gm difference due to using fructose vs nutra sweet.

Picture: Not Yet Available

Setup Requirements: Ask ahead of time. Need time to fill fish tank. Classic Coke can may float instead of sinking. If so try another can or chill can.

Equations: Whether it sinks or floats depends on the ratio of the density of the object to the density of the fluid.

Safety Issues: Tank is heavy when filled.