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Feature: Photo of the Month Archive (55/72)
Water In Solid, Liquid & Gas Form In Equilibrium
The point at which a combination of pressure and temperature allow a substance to coexist in all three phases (solid, liquid & gas) in equilibrium. The triple point temperature and pressure for water are 0.0098 degC and 6.0 x 10 -3 atm respectively.
Copyright:© 1997 Richard Megna - Fundamental Photographs
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