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Explain what is the vapor pressure in mm Hg of the subsequent solutions each of which contains a nonvolatile solute?
Explain the vapor pressure of water at 45.0 degree C is 71.93.mm Hg
A) A solution of 12.0g of LiCl in 166.5g of water at 45.0 degree C, Assuming complete dissociation
Write a detailed mechanism for the reaction of salicylic acid with acetic anhydride, showing clearly the function of the catalyst, sulfuric acid.
Explain if a solution has an absorbance value of .398 at a wavelength of 450nm define what is the percent transmittance of this solution at this wavelength
Consider the decomposition of ammonium nitrite: NH4NO2 yields to N2 + H2O. What would be the change in pressure in a sealed 10.0 L vessel due to the formation of N2 gas when the ammonium nitrite in 2.90 L of 0.990 M NH4NO2 decomposes
How many moles of dinitrogen tichloride correspond to 645 mg of dinitrogen trichloride? How many nitrogen atoms would be required to produce that amount of dinitrigen trichloride.
Use Lewis Symbols to show the sharing of electrons between a silicon atom and hydrogen atoms to form a molecule in which silicon has an octet of electrons.
For the reactions of the alkyl halides with sodium iodide in acetone, does the type of halide affect the rate of the reaction? For the reactions of the alkyl halides with 1% ethanolic silver nitrate, does the type of halide affect the rate of the ..
What is the pH of a 1L buffer containing 1.5M Acetic Acid and 1.0M Sodium Acetate? What is the pH of the buffer when 0.5 moles of NaOH is added to solution? Assume no change in volume.
Calculate the [NH3] and [H4Cl] in the buffer solution. Calculate the pH of the buffer solution.
The gas and the liquid have specific heats of 117.2 J/mol K and 72.3 J/mol K. How much heat is evolved when 20.0 g of CCl2F2 is cooled from +40 C to -40 C?
when 76.0 grams of calcium and 36.9 grams of nitrogen gas undergo a reaction that has a 90.0 yield what mass of calcium
the log henrys law constant units of l-atmmole and measured at 25 degrees celsius for trichloroethylene is 1.03 for
In N2O, nitrogen is the central atom and the oxygen atom is terminal. In OF2, however, oxygen is the central atom.Use formal charges to explain why.
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