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the equilibrium constant kp for the following reaction is found to be 4.31 *10^-4 at 375 degrees C. N2(g)+3H2(g)<-->2NH3(g)In a certain experiment, a student starts with .912 atm N2 and .433 atm of H2 in a constant volume vessel at 375 degrees celcius. Calculate the partial pressures of all species when equilibrium is reached.
477 J amount Energy is added to a 74.0 grams sample of H 2 O at a temperature of 21 degree Celsius. Determine what will be the final temperature of the H 2 O?
If CO2 is not removed by boiling after the addition of HCL, how will this affect the determination of moles of base per gram of antacid tablet?
Calculate the pressures in the flask in parts a and b (in torr) if the atmospheric pressure were instead 675 torr.
What is the wavelength of the photons emitted by hydrogen atoms when they undergo n=4 to n=2 transitions in nm?
A solution containing 80. G of NaNO3 in 75 g of H2O at 50°C is cooled to 20°C. How many grams of NaNO3 remain in solution at 20° C?
"Given the following standard reduction potentials, E°redAl3+/Al = -1.66 V. E°redCr3+/Cr = -0.74 V.
In a bad sporangiospores and fungi, are found in bag-like structures. Ascospores are also found in bag-like structures, but are always present in even numbers. Why are these spore types not the same?
Write down schemes for the reactions performed in this experiment. As a generic example, (1) write down the diazotization of 4-aminobenzenesulfonic acid
Heat of Combustion Calculation, Calculate the heat of combustion of cyclohexatriene using the bond energies for C=C,C-C, and CH provided below
sketch the qualitative molecular orbital diagram for the complexes.
A certain second-order reaction (B--> products) has a rate constant of 1.40×10^-3 M^-1*s^-1 at 27 Celsius and an initial half-life of 280s . What is the concentration of the reactant B after one half-life?
what mass of oxalic acid dihydrate, H2C2O4 + 2H2O is required to prepare 280.0 ml of a 1.51 M solution of oxalic acid
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