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The ester responsible for the aroma of fresh raspberries is2-methylpropyl formate proposes a synthesis for this ester.
What is the percentage purity of your ldh column fraction? 2. How many total mg of ldh are there in your column fraction?
Write a balanced chemical equation for the decomposition of limestone, CaCO3, to quicklime, CaO, and carbon dioxide.
Calculate the change in entropy (deltaS) when one mole of diamond is heated from a temperature of 0 K to 400 K at a constant pressure of 1 bar. The temperature-dependent heat capacity of diamond is Cv
The kidneys function to eliminate ammonia from the blood. Based on the pK value, what is the molecular form that predominates in the blood? Could this molecule easily diffuse through the ehydrophobic lipid membrane of a kidney cell? Explain.
Calculate the intermolecular collision frequency and the mean free path in a sample of helium gas with a volume of 5.0 L at 27 degrees Celsius and 3.0 atm.
Derive the activation energy for the reaction that has a rate constant of 3.5 x 10^-5 s-1 at 25C and the rate constant of 4.8 x 10^-4 s-1 at 45C.
the change in gibbs energy that accompanies the oxidation of c6h12o6 s to carbon dioxide and water vapor at 250 c is
Identify the following compound made of H, N, and O described below. Write a Lewis structure that is consistent with the information given.
What is the pH of a solution prepared by mixing 25.00 mL of a 0.10 M solution of the weak acid CH3CO2H with 25.00 mL of 0.040 M sodium acetate, CH3CO2Na? Assume that the volume of the solutions are additive and that Ka = 1.8 ?* 10-5 for CH3CO2H.
Can someone draw this out for me Show how one might synthesize phenylacetone using toluene, NaCN, and any other necessary reagents.
Calculate the amount of energy released when 8.02g of Hydrogen reacts with excess Oxygen.
What is the molar absorptivity of the unknown compound. What is the concentration of the compound in a solution, if the absorbance of the solution in a 1.00 cm cell at 520 nm is 0.320
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