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The purpose of the lab was to synthesize the acetaminophen from p-aminophenol and acetic anhydride by using synthesis of acetaminophen, recrystallization of the acetaminophen and TLC of the acetaminophen sample.
Post lab question:
Why should you use a minimum amount of hot solvent to dissolve the raw product during the recrystallization step?
What is the percent CdSO4 by mass in a 1.0 molal aqueous CdSO4 solution?
What is the relationship between water, osmosis, ions, blood pressure and kidney function? Where else in the body are ions used in cell signaling?
Solid Ba(MNO4)2 is in equilibrium in a solution of KMNO4. What concentration of KMNO4 is needed to establish a concentration of 2.0 x 10-8 for the Ba 2+ ion in solution?
Calculate the percent ionization of the benzoate ion.
Calculate the vapor pressure of a solution prepared by dissolving 70.0 g of naphthalene, C10H8 (a nonvolatile nonelectrolyte), in 220.0 g of benzene, C6H6, at 20°C. Assume the solution is ideal. The vapor pressure of pure benzene is 74.6 torr at 2..
The heat of vaporization of water at 100°C is 40.66 kJ/mol. Calculate the quantity of heat that is absorbed/released when 9.00 g of steam condenses to liquid water at 100°C.
In and equilibrium mixture of the three gases the concentrations of SOCl2 and SO2 are 0.108 M and 0.052 respectively. What are the partial pressures of Cl2 in the equilibrium mixture
A 3.00-L flask is filled with gaseous ammonia,NH3 . The gas pressure measured at 20.0 deg C is 2.05 atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask?
Determine the wavelength, in nanometers, of radiation with of 218 kj/mol energy. please show how you came up with answer
titration of 50 ml sample of acetic acid is performed by dropwise addition of 0.7 m naoh. a total of 11.9 ml of the
What is the HCl concentration if 69.7 mL of 0.350 M NaOH is required to titrate a 30.0 mL sample of the acid?
Zinc sulfide reacts with nitric acid to give zinc sulfate as well as nitric oxide. Compute the mass of zinc required to react with 110mL of 0.15 M nitric acid
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