Vapor Pressure

Meaning, Term, and Glossary Definition - What is Vapor Pressure?

A measure of a substance's propensity to evaporate, vapor pressure is the force per unit area exerted by vapor in an equilibrium state with surroundings at a given pressure. It increases exponentially with an increase in temperature. A relative measure of chemical volatility, vapor pressure is used to calculate water partition coefficients and volatilization rate constants.

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Related glossary terms:

Back Pressure   Evaporation Ponds   Pressure Sewers   Static Pressure   Total Pressure   Velocity Pressure   Vapor   Vapor Capture System   Vapor Dispersion   Vapor Plumes   
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