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Ammonia may be oxidised to nitrogen monoxide in the presence of catalyst according to the equation 4 NH3 + 5 O2 gives 4 NO and 6 H2O. If 27 litres of reactants are consumed , what volume of nitrogen monoxide is produced at the same temperature and pressure
Starting with only the solid, it is found that at 40C the total gas pressure (NH3 and CO2) is 0.33 atm. Calculate the euilibrium constant Kp/
Which of the following is not involved in signal transduction by the b -adrenergic receptor pathway. Which of the following is not involved in signal transduction by the b -adrenergic receptor pathway
a gas company in massachusetts charges 1.30 for 15 ft3 of natural gas ch4 measured at 20 oc and 1.0 atm. calculate the
The densities of ice and water at 0 C are 0.9168 and 0.9998 respectively. if delta h for the fusion process at atmospheric pressure is 0.625 what is delta u.
What is the mechanism (complete with electrons and arrows) of the dehydration
how does adding a small amount of a grignard reagent solution to a grignard reaction help the reaction get
If iron(III) acetate is added to be 1 x 10^-10 M in a solution that is 0.10 M NH3, what is Qsp and will Fe(OH)3 precitate? the Ksp of Fe(OH)3 is 4x10^-38 and Kb for NH3 is 1.8x10^-5
Whereas TiCl4 is a colorless liquid, TiBr4 is yellow-orange and TiI4 is red in color. Elucidate in terms of visible light absorbed by each compound and what you know about the electronic structure of these complexes
Which of the following is true of the internal energy of a system and its surroundings during an energy exchange with a negative
draw a lewis structure of the molecule and indicate the number of bonds and orbitals used in bonding. Show electron configurations of the central bonding atom in both the unhybridized and hybridized states.
UV Spectrum of caffeine: Calculate the molar extinction coefficient (e) for caffeine. Show all your work. Note: Assume the diameter to be the cell holder to be 1 cm.
Adding a concentrated solution of NH4OH(aq) caused the precipitation of Cr+2 and Fe+3 as insoluble hydroxides. The Cu+2 remained in solution and forms the complex ion Cu(NH3)4+2. Which balanced molecular equations represent each of these reactions
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