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By substituting in the Schrodinger equation for rotation in 3-dimensions, show that the rotational wave function (5/16pi)^(1/2) (3cos^2(theta-1)) is an eigenfunction of the total energy operator. Determine the energy eigenvalue.
An unknown solution forms a white precipitate when treated with 6 M HCl. The precipitate is incompletely soluble in hot water but dissolves completely in NH3
calculate the wavelength of light emitted when each of the following transitions occur in the hydrogen atom. what type
What is the molar mass of the unknown solution containing 1.01 g of unknown in 17.74 g biphenyle froze at 42 degrees C. Pure biphenyl freezes at 71.0C
If a sample of pure silver (Ag) contains 3.35 x 1022 atoms of silver, how many moles of silver are in the sample?
When power was turned off to a 30.0 gal. water heater, the temperature of the water dropped from 75.0°C to 22.5°C. How much heat was lost to the surroundings? (1 gal = 3.785 L) Assume the density of water is 1.00 g/mL.
The values of the specific rotation, [alpha]20D, for the alpha and beta anomers of D-galactose are 150.7 and 52.8 degrees, respectively. A mixture that is 20% of alpha-D-galactose and 80% beta-D-galactose is dissolved in water at 20 degrees C.
The compound has a molecular formula of C7H14O2. Draw the structure from the following NMR data: Ha=1H 1.2 ppm Hb=3H 1.3 ppm Hc=4H 4.1 ppm
Another solution of the same chemical is measured under the same conditions and has an absorbance of 0.81. What is its concentration?
A 51.0 g sample of ethylene glycol, HOCH2CH2OH, is dissolved in 540.0 g of water. The vapor pressure of water at 32°C is 35.7 mm Hg. What is the vapor pressure of the water-ethylene glycol solution at 32°C? (ethylene glycol is nonvolatile.)
What is the net redox reaction that occurs when Ag comes into contact with acidic K2Cr2O7? Which metal is the most reactive?
How much slower will a reaction with 2 O3 + 10 NO be than a reaction with 6 O3 and 6 NO
alculate the volume of .7000 M NaOH required to convert all of the phosphoric acid to sodium dihydrogen phosphate. What is the concentration of the sodium dihydrogen phosphate in the final solution
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