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Question- Eugenol and eugenyl acetate are very similar molecules. Why can these molecules be separated by liquid-liquid extraction in spite of these similarities?
Using textbook reference solve the reactions given in above problem
n evacuated 1.00L gas bulb was filled at STP with 1.34g of an unknown hydrocarbon, which was then burned in excess oxygen, completely converting it to Carbon dioxide and 2.41 g of water. What is the molecular formula of the hydrocarbon
A paint mixture containing 25.0 wt% of a pigment and the balance water sells for $18.00/kg, and a mixture containing 12.0 wt% pigment sells for $10.00/kg. If a paint retailer produces a blend containing 17.0 wt% pigment, for how much ($/kg) should..
Calculate the enthalpy change for this reaction per mole of "X". Assume that the specific heat and density of the resulting solution are equal to those of water [4.18 J/g*C and 1.00g/mL ] and that no heat is lost to the calorimeter itself, nor to ..
Compute the vapor pressure of a solution prepared by dissolving .500 mol of a non-volatile solute in 275g of hexane M=86.18 g/mol at 49.6 C. P(hexane) = 400 torr at 49.6C
a) A particular chip snack food is composed of 11% protein, 10.% fat, and the rest carbohydrate. What percentage of the calorie content of this food is fat in%? b) How many grams of protein provide the same fuel value as 40. g of fat in g?
ammonia reacts with oxygen according tot he following equation4nh35o24no6h2o deltahrxn -906kjcalculate the heat in kj
How large would the lattice energy need to be for the formation of NaCL2 to be exothermic. b. If we were to estimate the lattice energy of NaCl2 to be roughly equal to that of MgCl2
A solution that contains 55.0 g of ascorbic acid (Vitamin C) in 250. g of water freezes at -2.34°C. Calculate the molar mass (in units of g/mol) of the solute. Kf of water is 1.86°C/m.
suppose that a cars starter draws 225A of current for 6.3 s to start the car. what mass of Pb is oxidized in the lead-acid battery to supply the electricity?(in grams)
what is the easiest way to identify the structure of a molecule from a H-NMR spectra?
calculate the molarity of an nh3 solution made up of 37.5 g of nh3 in 70.0 g of water. the density of the solution is
Problem- Cumene is known to cantain only hydrogen and carbon. The burning of a sample of cumene produced .320 moles of co2 and .215 moles of water. What is the empirical formula
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