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The compounds below cannot be identifed from IR and H NMR spectra alone. Explain. Suggest how other types of spectroscopy might be useful in solving the structure. a. 4-undecanone b. 1-bromo-1-chlorocyclohexane c. (E,E)-4-ethyl-2,4-heptadiene
Calculate the mass of one oxygen atom and determine the number of oxygen atoms in a 10.00g sample of the element.
calculate the quantity in grams of formic acid and sodium formate necessary to make 500 mL of a buffer that has a formic acid concentration of .75 M and a sodium formate concentration of .75 M
what is the molarity of a solution prepared by dissolving 2.06g of NaOH in a volume of 500.0ml?
What is the pH at the point during a titration when 30 mL of 0.200 M HCl has been added to 31 mL of 0.0500 M NH3 solution? HCl is strong acid, Kb = 1.8 × 10-5 for NH3.Answer in units of pH.
Under these conditions, calculate the final concentration of glycerol-3-phosphate. Remember to convert kJ to J.
Assume that the H2O2 solution has a density of 1.0g/cm3. What would the mass of 35cm3 of the H2O2 solution be?
Write down a net ionic equation for any reaction that forms a precipitate and discover the anions that make gas upon adding of hydrochloric acid
What are the n and l quantum numbers of the electron removed when Bi is ionized to Bi+ and would you expect element 115 to have ionization energy greater than, equal to, or less than that of bismuth? Explain.
Calculate the fraction of atoms in a sample of argon gas at 391 K that have an energy of 12.7 kJ
Calculate the change in temperature for 4.50 g of CaCl2 dissolved in 90.0 mL of H20. Assume that the calorimeter absorbs no heat (ie. Ccal=0)
A body consists of a right circular cone whose base is 12 in. and whose altitude is 16 in. A hole 8 in. in diameter and 4 in. deep has been drilled from the base. The axis of the hole coincides with the axis of the cone. Locate the centroid of the..
Molecular and ionic equations, What would be the proper balanced molecular and net ionic equations for each of these neutralization reactions?
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