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The carbon atom of the methoxy group (OCH3) appears at a larger chemical shift than the carbon atom of the carbonyl group (C=O).
Calculating Pressures using different laws, Converting between Units of Pressure, Part A, Convert 0.700atm of pressure to its equivalent in millimeters of mercury.
8.00×10^-3mol of HBr are dissolved in water to make 14.0L of solution. What is the concentration of hydroxide ions,[OH-] , in this solution and 4.00g of NaOH are dissolved in water to make 2.00L of solution. What is the concentration of hydronium ..
What are the equilibrium concentrations of each reactant and product? (All three substances are gases at 250 °C)
A 350 mL air sample collected at 35 degrees C has a pressure of 550. mmHg. What pressure will the air exert if it is allowed to expand to 425 mL at 57 degrees C?
A 24.0 g sample of nitrogen gas reacts with an excess of hydrogen gas to give an actual yield of 3.85 g NH3. What is the percent yield for this reaction? Reaction: N2(g) + 3 H2(g) ? 2 NH3(g)
Write a balanced reaction for the acid-base reaction of diethylbenzyl phosphonate with sodium hydroxide. Which hydrogens are the most acidic?
The valve between a 5-L tank containing a gas at 9 atm and a 10-L tank containing a gas at 6 atm is opened. Calculate the final pressure.
One way to mesure thermal conductivity is to mesure by putting the object in a closed box with known qualities. The heater maintains the same change in heat through the boxes wall.
Draw the reaction scheme (with arrows) of the Diels Alder rxn between maleic anhydride and furan. draw both the endo and exo adducts
Give a physical explanation of why the intrinsic viscosity and the specific viscosity divided by the concentration need
Compute the % sodium carbonate (MM = 105.99 g/mol) in this sample.
In a proton nmr spectrum a methylene peak appeared at delta = 2.1 ppm when a simple 60 MHz spectrometer was used. At what frequency would this peak appear if the scale were instead given in Hertz
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