A liquid mixture of benzene and toluene containing 50.0 wt% benzene at 100°C and pressure Pois fed at a rate of 32.5 m3/h into a heated flash tank maintained at a pressure
- Calculate the molar flow rate (mol/s) and molar composition (component mole fractions) of the feed stream. Then calculate the minimum value of Po(atm) needed to keep the feed stream in the liquid state until it enters the flash tank. Calculate
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- The synthesis of methanol from carbon monoxide and hydrogen is carried out in a continuous vapor-phase reactor at 5.00 atm absolute. The feed contains cO and H2 in stoichiometric proportion and enters the reactor at 25.0°C and 5.00 atm at a rate of 31.1 m³/h. The product stream emerges from the reactor at 157°C. The rate of heat transfer from the reactor is 21.0 kW. Calculate the fractional conversion (0 to 1) of carbon monoxide achieved and the volumetric flow rate (m3/h) of the product stream. f = Vout ! m3/harrow_forwardTo produce superheated steam at 300 oC and 1 bar in the output stream (stream 3), saturated steam at 1 bar discharged from a turbine at a rate of 1150 kg/hr to stream 1 is mixed with superheated steam available from another stream (stream 2) at 400 oC and 1 bar. The mixing unit operates adiabatically. Calculate the amount of superheated steam at 300 oC produced in kg/hr and the required volumetric flow rate of the 400 oC steam in m3/hr. the value of H1 is 2,675 kj/mol. find the value of h2 and h3. Calculate the amount of produced superheated steam at 300 oC in kg/hr. Calculate the required volumetric flow rate of the 400 oC steam in m3/hr.arrow_forwardA liquid mixture containing 40.0% benzene (B) and 60% toluene (T) by mass to the distillation column. The upper product stream contains 90 mol% B, and the lower product stream contains 6% of the benzene fed into the column (meaning that 94% of the benzene is left with the upper product). The volumetric flow rate of the feed is 2500 1/ hr and the specific gravity of .the feed mixture is 0.870 A- Rate of mass accumulation B- Component balance equation . The accumulation terms (d/ dt), can also be diminished to zero by assuming steady statearrow_forward
- 4.64. The gas-phase reaction between methanol and acetic acid to form methyl acetate and water CH;OH + CH3COOH = CH3COOCH3 + H2O (A) (В) (C) (D) takes place in a batch reactor. When the reaction mixture comes to equilibrium, the mole fractions of the four reactive species are related by the reaction eqilibrium constant Ky : = 4.87 YAYB (a) Suppose the feed to the reactor consists of n40,NB0, NCo, NDO, and no gram-moles of A, B, C, D, and an inert gas, I, respectively. Let į be the extent of reaction. Write expressions for the gram-moles of each reactive species in the final product, nA(2), nB(3), nc(E), and np(3). Then use these expressions and the given equilibrium constant to derive an equation for , the equilibrium extent of reaction, in terms of n20,.., N1o. (see Example 4.6-2.) (b) If the feed to the reactor contains equimolar quantities of methanol and acetic acid and no other species, calculate the equilibrium fractional conversion. (c) It is desired to produce 70 mol of methyl…arrow_forwardJ kg/hr of a mixture of benzene (B), Toluene (T) and Water (W) was fed to a distillation column as shown below. The mass flow rate of benzene in the top stream is 220 kg B/hr. The operation is at steady state. The mass flow rate of water at the bottom stream is 398.75 kg/hr. Calculate the unknown streams J Yв- 0.7 YT Xw= 0.45 XB= 0.35 Xr= 0.20 Mw Ma - 0.19 MT Оа. O a. 687.5 kg/h O b. 1001.79 kg/h O c. 888.23 kg/hr O d. 1298.66 kg/harrow_forward(5) The emissions from a manufacturing process contain gaseous pollutant that cause odors and fumes. The company plans to incinerate the 5,000 acfm exhaust stream. Estimate the volumetric (standard) flowrate of natural gas fuel required to increase the waste gas stream temperature from the initial 80°F to the required temperature of 2500°F. Energy (enthalpy) is transferred from the fuel to the gas. Neglect any possible heat losses in this process. The average net heating value of natural gas is 850 - 1050 Btu/std-ft. Include a diagram of the scenario.arrow_forward
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