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Question- Practice in density calculations. Some pranksters managed to get a hold of some ethylene glycol, adipic acid and aromatic diisocyanate and filled a U-Haul truck full of polyurethane foam. A 26-foot U-Haul truck has a volume of 1611 cubic feet. If polyurethane foam has a density of 35.00 kg/m3 how much does the foam weigh in pounds?
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What is also produced when neon-20 is bombarded with an alpha particle to give oxygen-16
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Question- What is the osmotic pressure of a 284 mL fructose (sugar) solution containing 102.33 g fructose (C6H12O6) at 25 oC [density of the solution = 1.137 g mL-1]? A. 63.0 atm B. 13.9 atm C. 43.0 atm D. 48.9 atm E. 2.00 atm
a explain the general idea of the lcao-mo method.b what is the minimal set of functions necessary to describe water in
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An 18.0-g sample of magnesium is completely burned in the presence of air to form magnesium oxide. What is the mass of the magnesium oxide obtained?
a sealed container contains 6 mol of hydrogen and 1 moles of nitrogen gas. if the total pressure in the container is
What are the wavelengths, in nanometers, of the brightlines of the hydrogen emission spectrum
1-iodobutane was synthesized by adding 5.2 g of 1-bromobutane as well as 6.0 g of sodium iodide. Form the reaction, 2.21 g of 1-iodobutane were obtained. Compute the percent yield and theoretical yield. Which is the limiting reagent? Illustrate ca..
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