Question 1 A reverse osmosis experiment is carried out under following operating conditions: Feed solution: NaClH2O Feed molality: 0.6 Operating pressure: 10335kPa( gauge) Effective membrane area 13.2cm2 the following experimental data were obtained: Pure water permeation rate (PWP): 159.8103kg/h product rate (PR):122.9103kg/h Solute separation, f:81.2% Assume that the total molar concentration in feed, boundary layer and permeate side is the same and is equal to: C=CI=C2=C3=55.3kmol/m3 Molecular weight of NaCl:58.45 H2O:18.02 Calculate the transport parameters: A,D14KA, and k