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Consider the following reaction which is assumed to go to completion at 25.0º C. 3 NO2 (gas) = N2O5 (gas) + NO (gas)
If 5.00 grams of dry nitrogen dioxide gas (made wet because it was collected over water) were placed in a 5.00-L container, what will be the final pressure (in torr) in the container when the reaction is complete. Given: P of water = 23.76 torr at 25.0º C.
A 10.0 L vessel at 20*C contains butane, C4H10(g), at a pressure of 2.00 atm. What is the maximum amount of work that can be obtained by the combustion of this butane if the gas is first brought to a pressure of 1 atm and the temperature is brough..
What mass of Ag2CO3(s) in grams is theoretically produced by mixing 125 mL of 0.315 M Na2CO3(aq) and 75.0 mL of 0.155 M AgNO3(aq)?.
With respect to the Cooper pair model, explain why increasing temperature reduces the effectiveness of low-temperature superconductors.
As a food chemist for a major potato chip company, you are responsible for determining the salt content of new potato chips products for the packaging label.
Calculate the freezing point of an aqueous solution formed by dissolving 4.22 g of KCl in 25.00 mL of water. Kf for water is -1.86 degrees C/m. Assume the density of water
What are the RATE LAW and k VALUE (with units) for the reaction? Assume conc. in moles per liter T or F. Feezer burn involves solid water conversion to vapor then back again.
A certain substance has a heat of vaporization of 64.56 kJ/mol. At what Kelvin temperature will the vapor pressure
The NaOH catalyst solution is prepared by dissolving 0.4 g of NaOH in 4.0 mL of water then adding 3.0 mL of 95% ethanol. how many moles of NaOH, mL of water and ml of ethanol in 3 mL?
a solution made from 6.50g of an unknown compound in 27.8g of diphenyl has a molality of .195m. Calculate the molar mass of the unknown.
what xharcyeristic of the spectra did edwin hubble use and how was it used for velocities?
A cylinder contains a mixture of hydrogen and chlorine molecules. Compare without doing any calculations
3 State what happened when 2 drops of concentrated hydrochloric acid are added to the bromophenol blue indicator. Explain the change in terms of equilibrium.
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