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Illustrate a detailed, "curved arrow" mechanism for the acid-catalyzed acetylation of an alcohol (ROH) using acetic anhydride. Utilize H3O+ to represent the acid. Illustrate every step of the mechanism.
If 5.45mL of 0.1000 M NaOH solution is needed to just neutralize excess acid after 20.00 mL of HCl was added to 1.00 g of an antacid, how many moles of acid can the antacid counteract per gram
Explain the fact that even though dibenzoylmethane is not a methyl ketone it gives a positive iodoform test
How many milliliters (to two decimal places) of a 0.919 M H2SO4 solution must be used to make 300.0 mL of a 0.100 M H2SO4 solution
1.give a step-by-step mechanism showing appropriate curly arrows for the formation of an imminium ion from the
calculate the theoretical yield of TiO2. If the percent yield of the reaction is 77.6%, how many grams of TiO 2 are actually formed?
What is the coefficient of Br- when the following redox equation is correctly balanced. Show the balanced equation. BrO- + Fe(OH)2 > Br- + Fe(OH)3 (basic solution)
Determine the uncertainty in position in nm associated with an electron that is moving with a velocity of 417 km/s. The uncertainty in the velocity is 5.00%. The electron rest mass is 9.11 x 10-31 kg. Use delta x * delta v >= h/4 pi m
A student heated a 4.901 g sample of hydrated iron chloride. After heating, the anhydrous iron chloride has a mass of 3.010 g. Calculate the percentage by mass of water in the hydrated compound.
a polypeptide is subject to the following degradative techniques resulting in polypeptide fragments with the indicated
600.0 mL of 0.240 M perchloric acid, HClO4(aq) was added to a high quality constant-pressure calorimeter containing 400.0 mL of 0.300 M KOH(aq). Both solutions have a density of 1.000 g mL-1 and a specific heat of 4.184 J g-1°C-1.
A solution contains 0.000750 M La^+3 and 0.00385 M Ba^+2. Sodium iodate (NaIo3) is added to from precipitate. Which metal will begin to precipitate out first
The human body obtains 1078 kJ from a candy bar. If this energy were used to vaporize water at 100°C, how much water in liters could be vaporized
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