Question

A volatile organic compound (C₆H₆) costing Rs. 5 a kg is stored in a tank 10.0 m diameter and open at the top. A stagnant air film 10 mm thick is covering the surface of the compound beyond which the compound is absent. If the atmospheric temperature is 25°C, vapour pressure of the compound 150 mm Hg and its molar diffusiviti 0.02 rn² I hr, calculate the loss in Rs. /day

Answer 1