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Compound Y has a solubility of 20.0g/100mL in ether.What mass of compound of Y would be removed from a solution of 1.8g of Y in 100mL of water by a single extraction with 100mL of ether?
What mass of compound Y would be removed from the original water solution above by two extractions using 50mL of ether each time?
Calculate the standard enthalpy of combustion per gram of liquid methanol and compare this answer to that for ethanol in Exercise 75.
The geometry and dimensions for a section of the blood vessel are shown on the right. Based on the Poiseuille's law the viscous resistance against blood flow through this section is determined to be 0.0002 mmHg•s/ml. If the diameter of the vessel ..
Devise a preliminary control scheme for the sections of the nitric acid plant described in Chapter 2, flow sheet Figure 2.8, which are listed below. Make a practice HAZOP study of each section and revise your preliminary control scheme.
A black body of finite dimension at 1000K is inserted into an infinite medium at 300 K. Given Stefan Boltzman constant as 1.8*10-5 W/m2K4, the radiative heat transfer coefficient is ------
Reaction engineering problem- Question 7 - A rocket engine burns a stoichiometric mixture of fuel ( liquid hydrogen ) in oxidant ( liquid oxygen) . The combustion chamber is cylindrical , 75 cm long and 60 cm in diameter , and the combustion proce..
Determine the membrane area needed. Given: Membrane properties and mass transfer information - Develop a process schematic
Calculate the concentration of all ions present in each of the following solutions of strong electrolytes. a. 0.0200 mol of sodium phosphate in 10.0 mL of solution b. 0.300 mol of barium nitrate in 600.0 mL of solution
Large blooms of algae result from high nutrient loading in rivers and lakes, for example, as a result of runoff of fertilizers from agricultural fields.
A 95 turn square wire coil of area 0.040 m2 rotates about a vertical axis at 1730 rpm, as indicated in Figure P20.30. The horizontal component of the Earth's magnetic field at the location of the loop is 2.0 10-5 T.
the dot regulation at 49 cfr 174.450 previously stipulated that when fire occurs in a domestic rail shipment of
In the Deacon process for the manufacture of chlorine, HC1 and O2 react to form Cl2 and H20. Sufficient air (21 mole% 02, 79% N2) is fed to provide 35% excess oxygen and the fractional conversion of HCI is 85%.
Give you four samples and tell you they are lysine (an amino acid), lactose (a disaccharide), insulin ( a protein hormone), and RNA. The sample are in test tubes marked 1,2,3 and 4, but you don't know which compound is in which tube. you need to iden..
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