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Water is used to extract acetone from a 30 wt% acetone-70% MIBK mixture flowing at a rate of 200 kg/h. Two equilibrium stages at 25C are used as shown in the following diagram. If 300 kg H2O/h is fed to each extraction unit, what fraction of the acetone in the feed solution would be removed and what would be the composition of the combined extract?
Why does the dielectric constant of water drop as a function of temperature?
If you are drilling in a normally pressured zone, what pressure would you expect at 12,000 ft. (TVD) (TVD is True Vertical Depth) (round off to the nearest whole number)
Estimate the density of air, If we approximate the atmosphere to be 79% nitrogen (N_2) by volume and 21% oxygen (O_2)
Express the maximum radius (Rmax) and maximum thickness (Tmax) in terms of bulk oxygen concentration, Cb (mol/mL), diffusivity of oxygen through the device D (cm2/s) and maximum oxygen consumption rate, Vmax (mol/mL/s).
Describe the principles of a vapour adsorption refrigeration system, and compare this to a vapour recompression system. Which of the two systems is more suitable for refrigeration processes in a brewery or distillery and why?
Calculate the work done in breaking up a drop of petrol of volume 1 cm3 into 109 drops. Surface tension of petrol is given as 26 dynes/cm.
Consider an inventor who claims to have invented a device which, upon activation, becomes colder when a liquid solution crystallizes spontaneously at constant pressure. Considering the laws of thermodynamics, should a government patent office deny hi..
Calculate the work done in the isothermal reversible expansion of one mole of CH4 (g) from 1.00 dm3 to 10.00 dm3 at 300 K. Treat methane as a van der Waals gas. The van der Waals gas constants for methane are: a=2.3026 dm6⋅bar⋅mol−2 and b=0.043067 dm..
process principles assignment production of formaldehydeworld formaldehyde production is estimated to be about 8
Test the knowledge and understanding of the concepts and procedures for process instrumentation and communication systems used in process industries.
Write balanced equations for the combustion of each component of the fuel gas.
question 1a what are the four significant physical parameters that you would use to assess the thermal comfort of
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