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Two moles of sucrose are dissolved in eight moles of water. Assume that the solution follows Raoult's Law, but the vapor pressure of sucrose is negligible, as it is for most solids. The distillation is carried out at 1 atm.
a) Calculate the vapor pressure of the solution at 100 degrees celsius.
If you were cooking food in boiling water on the stove, could you increase the speed of cooking by increasing the heat. Why or why not. What is effect does adding salt to water have on the boiling point. Explain
The osmotic pressure of an aqueous solution at 300 K is 120 kPa. Calculate the freezing point of the solution.
How would I do this? A lactic acid/lactate ion buffer solution contains .22 M HC3H5O3 and .80 M C3H5O3- , respectively. The Ka value of lactic acid is 1.4 x 10^-4. calculate the pH of this buffer
Calculate the molar concentration of Tl+ and Cl- in this saturated solution. Calculate Ksp value for TlCl at this temperature
some diamonds appear yellow because they contain nitrogen compounds that absorb purple light of frequency 7.46 1014 hz.
the pH of a saturated solution of a metal hydroxide MOH is 9.30. calculate the Ksp for the compound
Calculate the number of moles of H2O that will be produced by the reaction of .530 moles of solid Al(OH)3 with excess aqueous HClO3
At 25°C, K = 0.090 for the following reaction. H2O(g) + Cl2O(g) 2 HOCl(g) Calculate the concentrations of all species at equilibrium for each of the following cases. (a) 1.4 g H2O and 2.3 g Cl2O are mixed in a 1.4-L flask. HOCl Cl2O H2O (b) 1.0 mo..
Ten seconds after the big bang the Universe was composed of only protons, neutrons, electrons, neutrinos, antineutrinos and photons. Write a brief account of the processes since this point that have directly led to the production of the heavy elem..
What is the molarity of a solution prepared by dissolving 13.1 g of glucose (of MW 180 amu) in 217 mL of solution?
How many grams of NaCl would be formed from 100 grams of Na2CO3 in the following reaction? Na2CO3 + 2 HCl ? 2 NaCl + CO2 + H2O
interpet the given equation in terms of relative numbers of representative particles numbers of moles and masses of
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