Q6) An air-NH3 mixture containing 5% NH3 by volume is absorbed in water using a packed tower at 20°C and 1 atm pressure to recover 98% NH3. The gas flow rate is 1200 kg/h. m². Calculate (a) minimum mass flow rate of liquid; (b) NTU using 1.25 times the minimum liquid flow rate. The equilibrium relation is y=1.154x where x and y are expressed in mole fraction units in liquid and gas phase respectively. Given: Average molecular weight of gas- 28.25 kg/kmol

Q: A hot solution of MgSO, contains 35 kg MgSO4/100 kg H20 and goes to a crystallizer where the…

A:

Q: A mixture containing 33% n-hexane, 37% n-heptane and 30% n-octane by mole is fed to a flash…

A:

Q: A chemist attempts to prepare some very pure crystals of borax by dissolving 100g of Na2B4O7 in 200…

A: Given that 100 g of Na2B4O7 and 200 g water. Let 100 g of initial solution contains feed with 33.33…

Q: Calculate the mass flux (kg/m2-s) for the following tank leaks given that the storage pressure is…

A: Introduction The rate of mass flow is referred to as mass flux in physics and engineering. kg/m2sare…

Q: A gas mixture at 300K and 1 bar analyzing by volume 20% N2 and 80% CH4 is subjected to liquefaction…

A: Volume composition of the initial gas mixture: 20% N2 and 80% CH4 The temperature of the initial gas…

Q: Air flow through a packed bed cylindrical shell to a depth of 3m. If the air flows through a bed of…

A: Depth of the packed bed H=3 m size of the cubes in the bed x = 5 mm=0.005 m Flow rate V = 1.5 kg/m2…

Q: A brine solution containing 20.00% NaCl by mass is mixed with a weaker solution containing 0.66%…

A: