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what is the equilibrium partial pressure of water vapor above a mixture of 44.0 g H2O and 56.0 g CHOCH2CH2OH at 35 Degree C. The partial pressure of pure water at 35.0 degree C is 42.2 mmHg. Assume ideal behavior for the solution.
A .483 mol sample of graphite was heated with 2.14 mol oxygen gas to form carbon dioxide. Graphite is the limiting reagent in this reaction. Calculate the total moles of gas present after the reaction?
Calculate the pH of a buffer made with 0.50M phosphoric acid and 0.75M sodium dihydrogenphosphate. Ka = 7.5 x 10-3.
How many joules are required to raise the temperature of 80g of iron from 20 degrees celsius to 70 degrees celsius?
Solid NaI is slowly added to a solution that is .0075M Cu+ and a .0087 M Ag+. Which compound will precipitate first (NaI, CuI, or AgI), calculate [Ag+] when CuI just begins to precipitate
formation of a compound cannot be truly explained. What is your view on this topic? Are there any other factors that should be considered?
Calculate the partial pressure of carbon dioxide after cooling back down to the initial temperature and the mass percent, the mole fraction, and .
Determine at what temperature should the reaction be run to get a seventy five conversion of carbon monoxide?
Even with a perfect shima and a higher field of instrument, the spectrum of 2-methyl-2-hexanol is difficult to interpret. Give two different reasons for this difficulty
The solubility product of PbBr2 is 8.9 X 10^(-6). Determine the molar solubility in the pure water.
Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the correct structure.
solid NaI is slowly added to a solution that is 0.010 M in Cu+ and 0.010 M in Ag+. which compound will begin to precipitate first?
if 625g of fe3o4 is produced in the reaction, how many molecules of hydrogen are produced at the same time?
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