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Problem- Show the full mechanism for adipoyl chloride with 1,6-hexanediamine to form nylon-6,6, show the addition of one of the 3 monomers to form a long chain
Please provide the answer of the given question on urgent basis
How many grams of benzoic acid would you add to 30 mL of 0.27M sodium benzoate in order to prepare a buffer solution at pH=4.5? Ka of benzoic acid is 6.3E-5.
A weather balloon has a volume of 450 L when filled with helium at 45oC to a pressure 0.80 atm. What is the new volume of the balloon in an atmosphere where the pressure
How many grams of sodium sulfide are formed if 28.25 g of hydrogen sulfide is bubbled into a solution containing 34.06 g of sodium hydroxide, assuming the limiting reagent is completely consumed
What volume of concentrated HCl (12 M) and what weight of solid tris-(hydroxymethyl)aminomethane (as the base) are required to make 100 mL of 0.250 M buffer, pH 8.0 (pK of Tris hydrochloride if 8.0)?
Are the color changes that accompany heating as well as cooling of the equilibrium mixture in agreement with Le Chatelier's principle. Explain
How much energy in kJ is needed to heat 5.00g of ice from -10.0oC to 30.0oC? The heat of fusion of water is 6.01 kJ/mol and the molar heat capacity is 36.6 J/(oK.mol) for ice and 75.3 J/(oK.mol) for liquid water.
gasohol is a mixture of 90 gasoline and 10 ethanolch3 ch2 oh. ethanol is considered anenviornmentally friendly fuel
The precipitated Hg was removed by filtration. The product was isloated by diethyl ether extraction. After drying over Na2SO4, solvent was removed and distillation gave the product.
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodim (minimum) are needed to absorb 4.70 MJ of energy (in the form of heat) if the temperature of the sodiumis not to increase by more than 10.0 C
A mixture of CaCO3 and CaO weighing 0.635 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.427 g. Assuming all the CaCO3 broke down to CaO and CO2,
Question- What is the minimum volume of a solution that contains 0.743g of NaBH4 per 100.0 mL of solution that is required to fully reduce 0.943g of 3-methyl-1-phenyl-2-butanone (C11H14O). You may assume the reaction works ideally.
If 55.0 mL of ethanol {rm{(density}} = 0.789;{rm{g}}/{{rm{mL}}})) initially at 9.0^circ C is mixed with 55.0 mL of water {rm{(density}} = 1.0;{rm{g}}/{{rm{mL}}}) initially at 28.1^circ C in an insulated beaker, and assuming that no heat is lost, w..
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