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Explain why treating a mixture of vanillin and eugenol to steam distillation would result in distillation of eugenol only
Fatty acids are soluble in solvants such as petroleum ether, but the salts of fatty acids are not. Explain this observation. What is another name for a salt of a fatty acid
Sodium Carbonate (NaCO3) is available in very pure form and can be used to standardize acid solutions. What is the molarity of the HCl solution if 25.3 mL of the solution is required to react with 0.256 g of Na2Co3
Determine heat of neutralization per mole of water formed for the reaction of NaOH and HCl with the following data
helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat some respiratory
What is the percent-yield of H2 in the reaction below when an equimolar mixture of CH4 and CO2 with an initial total pressure of 20.0 atm reaches equilibrium at 1200. K, at which Kp = 3.548 x 106
A balloon with an initial volume of 3.8 L at a temperature of 305 K is warmed to 385 K. What is its volume at the final temperature?
A photoelectron spectroscopy experiment is conducted in which light with a wavelength of 58.4 nm is directed at a sample of rubidium, resulting in the ejection of the electron
What is the final volume of 845 mL of neon gas at 202°C if the gas is cooled to 86.0°C?
1.00 mol of glucose was dissolved in water to form 1.00 L of solution at 298 K and 1 bar. Calculate the chemical potential of water, glucose and free energy of mixture. Data for water: density 1.00 g/cm3, molar mass 18.02 g/mol, ?fGo(H2O,l) = -237...
CO(g)+2H2(g)->CH3OH(g) How many moles of each reactant are needed to produce 3.60 X 10^2g of CH3OH?
What is the volume in mL of 0.185 M HCl(aq) needed to reach halfway to the equivalence (stoichiometric) point in the titration of 47.0 mL of 0.196 M N2H4(aq) (Kb = 1.7 x 10^-6).
If the aluminum block is initially at 25^C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporization of the alcohol comes only from the aluminum block and that the alcohol ..
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