States of Matter

Boiling Cold Water

Water boils at room temperature when pressure is reduced by using a vacuum pump.
Boiling Cold Water

Hot and Cold Packs

Calcium chloride it gets hot when water is added to it, ammonium chloride gets cold.
Hot and Cold Packs

Viscosity

A small metal ball falls much more slowly through glycerine than through water.
Viscosity Setup

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© Copyright 2012 Email: Randy Sullivan, University of Oregon Chemistry Department and UO Libraries Interactive Media Group