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N2O4 (g) <----> 2NO2 (g)Pure N2O4 was placed in a closed flash at 127 degrees Celsius at a pressure of 4.38 x 10 ^ -2 atm. After the system reached equilibrium, the total pressure was found to be 7.43 x 10^-2 atm. calculate the value of kp for this reaction.
The production capacity for acrylonitrile (C3H3N) in the United States is over 2 billion pounds per year. Acrylonitrile, the building block for polyacrylonitrile fibers and a variety of plastics, is produced from a gaseous propylene, ammonia, and ..
Calculate the de Broglie wavelength for each of the following. a) a proton with a velocity 95% of the speed of light. b) a 160 g ball with a velocity of 10. m/s
The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina for their work concerning the formation and decomposition of ozone in the stratosphere
If 8.32 grams of methanol, CH3OH, are dissolved in 10.3 grams of water, what is the mole fraction of methanol in the solution?
The experimental value of nylon 6,10 is 2.160 grams. I need to calculate the theoretical mass of nylon 6,10, in order to find out the percent yield.
Identify the nuclide produced when americium-241 decays by alpha emission, 241 / 95 Am→ 4 / 2 He + ? Express your answer as an isotope using prescripts.
how does hcl affect the change in temperature at constant volume in naoh solution? what kind of relationship? linear or
One mole of a monatomic ideal gas is adiabatically expanded from 2.23 L to 5.78 L. Calculate the q, w, Delta U, delta S, and delta H for this process
A 496-mL sample of a gas at 263 oC is cooled at constant pressure until its volume becomes 241 mL. What is the new temperature in oC?
Mass spectral analysis of 1-chloropropane results in several fragmentation pathways. Complete the mechanism below and give the products for each indicated fragmentation pathway. Include all nonbonding electrons and charges.
A mixture formed by adding 40.0 mL of 2.5×10-2 M HCl to 120 mL of 1.0×10-2 M HI. What is the pH of the strong acid solution?
Basic properties are characteristic of all alkaline earth metal oxides except one. The formula of this exception is? BeO, MgO, SO2, B2O3, CaO
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