The porosity of a compressible cake is
minimum at the filter medium.
minimum at the upstream face.
maximum at the filter medium.
same throughout the thickness of cake.
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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
Phosphoric acid is produced in wet process from phosphate rock and