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A 100,000 gal tank is 75% full of liquid containing 60,000 lb of solid in suspension. Water flows into the tank at a rate of 20,000 gal/hr. Water and solids are drawn from the bottom of the tank at a rate of 14,000 gal/hr. How long will it take before the solids concentration in the tank is 0.2 lb/gal?
explain why a less reactive halogen is isolated in the dichloromethane
if 50.00ml of Ba(OH)2 solution is mixed with 30ml of HBr solution, what is the pH of the resulting solution. (0.1385 M Ba(OH)2 and 0.2050 M HBr).
A 55.0-{ g} piece of ice at 0.0 C is added to a sample of water at 8.0 C. All of the ice melts and the temperature of the water decreases to 0.0 C.
Titanium () chloride, a substance used in catalysts for preparing polyethylene, is made by high-temperature reaction of vapor with :2TiCkl4+H2 yielding 2TiCl3+2HCl. How many grams of are needed for complete reaction with 150 of at 450 and 785 pres..
How many moles of chlorine molecules correspond to 7.40 x 1026 molecules of Cl2?
A 100 mm diameter silicon wafer is oxidized completely. What is the thickness of the resulting SiO2 wafer? The molecular weight of Si is 28 g/mol and of SiO2 is 60 g/mol.
how can you tell when the hydrolysis of starch is complete? Why does the test work this way? What is the monosaccharide that results at the end?
Cadmium ion in solution is analyzed by precipitation as the sulfide, a yellow compound used as a pigment in everything from artists' oil paints to glass and rubber. Calculate the molar solubility of cadmium sulfide at 25?C ?
How many grams of reactant are left over when 132.00g of propane are reacted with 96.0g of oxygen to form carbon dioxide
22.4 liters of a gas weighs 70g at s.t.p. calculate the weight of the gas if it occupies a volume of 20 liters at 27c
which pair of compound form a hemiacetal.
Benzoic acid was made in a reaction along with product and benzoic acid needs to be removed using extraction. How can this be done. The solvent is CH2Cl2
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