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Consider the following reaction at constant P. Use the information here to determine the value of ?Ssurr at 355 K. Predict whether or not this reaction will be spontaneous at this temperature.
2 NO(g) + O2(g) ? 2 NO2(g); ?H = -114 kJ
525 mm of Hg; neon, 65 mm of Hg, and nitrogen, 250 mm of Hg. What is the total pressure of the mixture?
A total of 18.31 mL Ne gas effuses through a hole in a plate in the same amount of time it takes 20.54 mL of another gas to effuse through the same hole under the same temperature and pressure conditions.
The temperature of the calorimeter increased from 25.4 to 40.2 degrees C. The specific heat is 4.184J/gC and the calorimeter constant is 289 J/C. Determine the specific heat of the glass beads.
which anions generally form percipitates? what are the exceptions?
Treatment of 1.385 g of an unknown metal M with an excess of aqueous HCl evolved a gas that was found to have a volume of 382.6 mL at 20.0 C and 755 mm Hg pressure.
what is the empirical formula of a compound containing 16.6% by mass of silicon and 83.4% by mass of chlorine? if the molecular mass of the compound is 336g/mol what is the molecular formula.
A system receives 93 J of electrical work, performs 227 J of pressure-volume work and releases 155J of heat.What is the change in Internal energy of the system?
Write a brief discussion of the bond dipoles of iodomethane and the corresponding Grignard reagent.
A gaseous mixture of O2 and Kr has a density of 1.140 g/L at 415 torr and 300. K. What is the mole percent O2 in the mixture?
consider the following mixtures. in each case either calculate the pH if the resulting solution is a buffer solution or state why the solution does
Calculate the molarity of a solution of glycerol made by dissolving 34.000 mL glycerol at 15 C in enough water to make 300.00 mL of solution.
Calculate the time it takes to deposit 0.100g of copper from a copper sulphate solution if a 3.50 amp current
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