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Considering A-L to represent the major products formed in each of the following reactions, provide a structure for each of A through L. If more than one product can reasonably be conceived from a given reaction, include those as well.
Draw the kekule structure of each of the following compounds. if cis/trans isomers exist, draw both and indicate the geometry of each. Also draw the structure of a constitutional isomer.
What is the energy of a violet photon with wavelength 4.0 x 10^-7 m?
What will be the velocity of the escaping electrons under these conditions? What is the de Broglie wavelength of the escaping electrons?
snickers bar holds 1.17 megajoules of energy. How many large calories or Calories are present in a snickers bar?
If you were to combine a 200.0mL aqueous solution of 0.75M NaHCO3 with 200.0mL of 0.50M CaCl2 in a constant pressure calorimeter, what change in temperature would you measure?
Hemoglobin has a mass of about 67,000 g/mol. It is 0.3335% iron by mass. How many iron atoms are in a molecule of hemoglobin?
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 solution was prepared by dissolving 432 mg of K4Fe(CN)6 in water and diluting to 1.5L. Calculate the K+ concentration in ppm
A piece of a newly synthesized material of mass 25.0 g at 80.0C is placed in a calorimeter containing 100.0 g of water at 20.0C. If the final temperature of the system is 24 0C
The temperature of the calorimeter increases from 24.56 *C to 32.01 *C. What is the heat of combustion per gram of quinone and per mole of quinone?
What is the molality of a 25.5% aqueous solution of phosphoric acid, H3PO4 (M = 97.99 g/mol)
Find the molarity of the carbonate in the solution. A solution is prepared by dissolving 11.60g of a mixture of sodium carbonate and sodium bicarbonate in 1.00 L of water. A 300.0-cm^3 sample of the solution is then treated with excess HNO3 and boi..
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