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+
+
+clc
+//initialization of variables
+l = 200 // Length of the tower in cm
+d = 60 // diameter of the tower
+Lf = 300 // Liquid flow in cc/sec
+Kx = 2.2*10^-3 // dominant transfer co efficient in liquid in cm/sec
+//Calculations
+A = %pi*60*60/4 // Area of the cross section in sq cm
+L = Lf/A // Liquid flux in cm^2/sec
+ratio = 1/(exp((l*Kx)/L))
+percentage = (1-ratio)*100 // Percentage removal of Oxygen
+//Results
+printf("the percentage of oxygen we can remove is %.1f",percentage)
+
+
+
+// Rounding of error in textbook