Vapour Pressure in Surface Chemistry Formulas

The Vapour pressure is a measure of the tendency of a material to change into the gaseous or vapour state, and it increases with temperature. And is denoted by P_v. Vapour Pressure is usually measured using the Pascal for Pressure. Note that the value of Vapour Pressure is always negative.

Surface Chemistry formulas that make use of Vapour Pressure

fxTotal Volume of Gas Adsorbed at Equilibrium by BET EquationGo

fxVolume of Monolayer Gas by BET EquationGo

FAQ

What is the Vapour Pressure?

The Vapour pressure is a measure of the tendency of a material to change into the gaseous or vapour state, and it increases with temperature. Vapour Pressure is usually measured using the Pascal for Pressure. Note that the value of Vapour Pressure is always negative.

Can the Vapour Pressure be negative?

Yes, the Vapour Pressure, measured in Pressure can be negative.

What unit is used to measure Vapour Pressure?

Vapour Pressure is usually measured using the Pascal[Pa] for Pressure. Kilopascal[Pa], Bar[Pa], Pound Per Square Inch[Pa] are the few other units in which Vapour Pressure can be measured.

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