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A given reaction has an equilibrium constant at 920 K of 2.73 x 1011. What is DGo at this temperature in kJ?
Use the modified form of the Clausius-Clapeyron equation to estimate the boiling point of water at 24.0 torr pressure
Calculate the velocity of a neutron whose de broglie wavelength is 500pm. The mass of the neutron is 1.009 amu.
Calculate deltaS(Jmol^-1K^-1) for oxalic acid and delta S (Jmol^-1K^-1) for the combustion of one mole of oxalic acid.
The excess I3- was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was the mass percent of arsenic trichloride in the original sample?
Given a pure preparation of these algae, and the required supplies and equipment, devise and outline an empirical procedure for purifying Enzyme X.
How many grams of titanium tetrachloride can be produced?
A solution is prepared by dissolving 27.1 g urea, (NH2)2CO, in 171.2 g water. Calculate the boiling point of the solution. Urea is a nonelectrolyte.
Would it be a good idea for a person to take a couple of aspirin tablets before attending a cocktail party? Explain your reasoning. This needs to be from a chemistry stand point.
Describe the nature and characteristics of PCB s. Why are they of importance to an EH&S or FS professional who encounters them when.
The indicator propyl red has Ka = 3.3 × 10-6. What would be the approximate pH range over which it would change color?
A gas expands and does P-V work on the surroundings equal to 285 J. At the same time, it absorbs 216 J of heat from the surroundings. What is the change in energy of the system?
Combustion reactions are exothermic. The heat of reaction for the combustion of cyclohexane, C6H12, is 936.8 kcal/mol. What is the heat of combustion for cyclohexane in kcal/gram
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