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Show by means of equations and reagents, how the following conversion would be achieved? Propyne to butanoic acid
You are in a mountain range with atmospheric air pressure of 520 mmHg, and you wish to boil some eggs. What is the approximate boiling point of the water at this air pressure
To find the pKa of X-281, you prepare a 0.085M test solution of X-281. The pH of the solution is determined to be 3.00. What is the pKa of X-281
Consider a collection of molecules where each molecule has two nondegenerate energy levels that are separated by 6000 cm-1. Measurement of the level populations demonstrates that there are 8 times more molecules in the ground state than in the upp..
a hospital needs 1 millicurie of a radioactive pharmaceutical with a half-life of 12 hours. if delivery time takes 3
Plot the speed distribution function for a.) Helium, O2,and UF6, at the same temperature, and b.) CO2at 300 K and 1000 K.
Imagine that you have a 5.50 L gas tank and a 2.50 L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
A sample of helium effuses through a porous container 6.5 times faster than does unknown gas X?
Problem- Obtain from your instructor 25 ml of a solution containing 2g of benzoic acid and 2 g of acetaanilide dissolved in dichloromethane. Calculate the volume of 1.5M aqueous potassium hydroxide required to react completely with the benzoic aci..
The sublimation enthalpy of Ca(s) is 176 kJ/mol. Demonstrate that an explanation for the nonexistence of CaCl can be found in the enthalpy change of the reaction: 2CaCl(s) --> Ca(s) + CaCl2(s)
Calculate the average bond energy of one O3 bond. What wavelength has just the right amount of energy to break the bond
The standard enthalpy change in the combustion of the hydrocarbon octane is delta H=-5.48*10^3KJ/Mol C8H18. How much heat, in kilojoules, is liberated per gallon of octane burned? Density of octane = 0.703 g/mL 1 Gal=3.785 L
Identify the following compound from its IR and proton NMR spectra. C4H6O: NMR: ? 2.43 (1H, t, J = 2 Hz); ? 3.41 (3H, s); ? 4.10 (2H, d, J = 2 Hz) IR: 2125, 3300 cm1
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