Mass velocity is independent of temperature & pressure, when the flow is
unsteady through unchanged cross-section.
steady through changing cross-section.
steady and the cross-section is unchanged.
unsteady and the cross-section is changed.
A Foxoyo User
Phosphoric acid is produced in wet process from phosphate rock and
The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm mole, its fugacity at 300 K would be
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium