Total Pressure of Gas in Diffusion Formulas

Total pressure of Gas is the sum of all the forces that the gas molecules exert on the walls of their container. And is denoted by P_T. Total Pressure of Gas is usually measured using the Pascal for Pressure. Note that the value of Total Pressure of Gas is always negative.

Diffusion formulas that make use of Total Pressure of Gas

fxDiffusivity by Twin Bulb MethodGo

fxDiffusivity by Stefan Tube MethodGo

fxChapman Enskog Equation for Gas Phase DiffusivityGo

fxFuller-Schettler-Giddings for Binary Gas Phase DiffusivityGo

FAQ

What is the Total Pressure of Gas?

Total pressure of Gas is the sum of all the forces that the gas molecules exert on the walls of their container. Total Pressure of Gas is usually measured using the Pascal for Pressure. Note that the value of Total Pressure of Gas is always negative.

Can the Total Pressure of Gas be negative?

Yes, the Total Pressure of Gas, measured in Pressure can be negative.

What unit is used to measure Total Pressure of Gas?

Total Pressure of Gas 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 Total Pressure of Gas can be measured.

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