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Can anyone tell me why merely one isomer of diacetylferrocene is formed when ferrocene is added to acetic anhydride in the presence of phosphoric acid to make acetylferrocene? It is a Friedel-Crafts acylation mechanism.
if 77.0 ml of hydrogen gasis collected over water at 50 degree celsius and 763 mm hg what is the volume of dry gas at
The means of the reported resultsare 68.5% C and 4.88% H. At the 95% confidence level, is there any indication of systematic error in either analysis
given fech3coo3nbspcan dissolve in water and form the following species fe3 feoh2 feoh2 ch3cooh ch3coo-. nbspwrite
What is the reducing agent and what has been reduced? What quantity of iodine can be obtained if 20.0g of NaI is mixed with 10.0g of MnO2 ( and a stoichiometric excess of sulfuric acid)
Determine the partial pressure and the total pressure using Dalton's law of partial pressures - Determine the total pressure of the mixture.
What volume of glacial acetic acid (d= 1.06g/ml) and what weight of solid potassium acetate are required to prepare 5 liters of 0.2M acetate buffer
Why would be difficult to isolate neutral p-aminobenzoic acid. What effect will pH have on the structure of your product
If A solution containing 27.55 mg of an unknown protein per 25.0 mL of solution was found to have an osmotic pressure of 3.22 torr at 25.0oC. Explain what the molar mass of the protein
Given 217 mL of a buffer solution that is 0.46 M formic acid and 0.27 M sodium formate, calculate the pH of this solution after the addition of 2.8 mL of 6.3 M hydrochloric acid. The Ka of formic acid is 1.8x10-4
Calculate delta H of this reaction. Assume that the total volume is the sum of the individual volumes and the density and specific heat capacity of the solution are the same as for pure water. d for water=1.00g/mL; c for water=4.184 J/g degrees Ce..
A certain microwave delivers 750. watts (J/s) of power to a coffee cup containing 50.0 g of H2O at 25 degrees C. if the wavelength of microwave in oven is 9,75 cm how long does it take and how many photons must be absorbed to make H2O boil
what minimum mass of succimer in rm mg is needed to bind all of the lead in a patients bloodstream? assume that patient
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