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Two moles of butane were completely burned in a pure oxygen atmosphere. How many mL of water was generated in this reaction (d of water=1g/mL) (assume that the water has been condensed and is at room temperature)?
What volume (in mL) of water must be added to a 1.96 M solution of potassium hydroxide to make a 50.8 mL of a 0.625 M solution? Assume the volumes are additive.
For phenylanaline can be modeled as particle on a ring. Calculate the wavelength of the transition from ground state to the first excited state.
Use the Variational Principle a to estimate the ground state energy of a harmonic oscillator with un-normalized trial wavefunction φ(x)=1/(1+βx2)2 where β is a paramete
if the inert gas argon gas in a steel cylinder is at a pressure of 9732.0 mmhg what is the pressure of the argon gas in
Under what conditions can you ensure that substitution will predominate and under what conditions can you ensure that elimination will predominate?
Partial pressure of argon = ( ? )atm. Now suppose that 7.00 moles of xenon are added to the vessel without changing the volume or temperature. What is the partial pressure of argon now
question covalent modification of enzymes is an important means of regulation. explain the steps by which
If you used 20 mL of solvent for recrystallization, how much B would be expected to be in the crystallized material. What is the ration of A:B in the crystalized material
What is the pressure of the gas in this mercury manometer if h = 49 mm and atmospheric pressure
What was the concentration, in mol/L and mg/L, of Cu^2+ and Zn^2+ in the original solution? If the solution was prepared by dissolution of 0.654 g of brass in 250.00 mL solution, what the percentage of copper and zinc in the original sample of bra..
A 240.0 mL buffer solution initially contains 3.0×10-2 M of HCHO2 and 3.0×10-2 M of NaCHO2. What mass of the correct reagent should you add
In the event of a severe and prolonged shortage of petroleum, suggest one alternative fuel that could be used for automobiles. What do you see as the advantages and disadvantages of your choice of alternative fuel?
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