Q02/ Ammonia is diffusing through an inert air film 2 mm thick at a temperature of 26 °C and a pressure of 1 atm. The concentration of ammonia is 10% by volume on one side of the film and zero on the other side. DAB at 0 °C and 1 atm 0.198 cm²/s. Estimate rate of diffusion if the temperature is 20 °C and the pressure is raised to 5 atm.

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