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Mixtures and solutions Misconceptions

Concepts

Mixture, Solution, dissolving, solvent, solute

Misconceptions

Sugar, salt, kool-aid… in water it disappears. It gets smaller and smaller until it is gone (molecules or atoms shrink or disappear). The dissolved substance doesn't take up any space.
Taste or color don't have substance (not associated with particles or atoms).
It melts, turns into a liquid.
Powders put in water will sink or float.
It goes from water to another kind of liquid
If you add more and more half will turn to water and half will not
When you put jello, kool-aid into water it evaporates in a puff
When you put jello, kool-aid, rocks, into water it turns a darker color
The powder changes chemically and you can never change it back
If you keep adding more a chemical reaction will happen
The water is absorbing the powder

Robert Sweetland's Notes ©