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How many moles of each reactant are used in the epoxidation of cholesterol? Assume the 3-chloroperoxybenzoic acid is 80% pure.The reactants in this experiment were 3-chloroperoxybenzoic + Cholesterol
"If the crystal field splitting (Δo) is 3.44×10-19 J for a cobalt compound, what wavelength of light (in nm) is absorbed when an electron from a lower energy d orbital is promoted to a higher energy d orbital? What color will the cobalt compound a..
If four moles of sodium sulfate are dissolved in water how many moles of sodium ions would be in solution?
Consider the following chemical equation. SO2(g) + O2(g) ? SO3(g) If 1.30 L of sulfur dioxide gas reactions with 3.25 L of oxygen gas, what is the volume of sulfur trioxide produced. Assume all gases are at the same temperature and pressure.
the heat of vaporization of benzene, C6H6, is 30.8kJ/mol at its boiling point of 80.1C. How much heat is required to vaporize 102g benzene at its boiling point?
A line in the Paschen series of hydrogen has a wavelength of 1280nm. From what state electron originate ?
using a sample of river water sample analyzed for total inorganic carbon ,The river pH= 7.1 and an inorganic C concentration of 6.97 mg C/L.c
Many drugs that arenatural Bronsted bases are put into aqueous solution as their much more soluble salts with strong acids. The powerful painkiller morphine, for example, is very slightly soluble in water, but morphine nitrate is quite soluble in ..
Choose the answer which lists the atoms Pb, Ga, Ti, Br, and Sn in order of increasing effective nuclear charge experienced by the electrons in the n = 3 electron shell.
A first-order reaction has a half-life of 55.0 min at 25 ºC and 6.8 min at 100 ºC. What is the activation energy for this reaction
Calculate the mass of sodium hydroxide that must be added to 1.00 L of 1.00 M HC2H3O2 to double the pH of the solution (assume that the added NaOH does not change the volume of the solution). Ka of HC2H3O2 = 1.8 x 10 ^-5
Instant cold packs, often used to ice athletic injuries on the field, contain ammonium nitrate and water separated by a thin plastic divider. When the divider is broken, the ammonium nitrate dissolves according to the following endothermic reactio..
the smallest atoms can themselves exhibit quantum mechanical behavior. calculate the de broglie wavelength in pm of a
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