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Calculate Kc for the equilibrium: NO(g) + 1/2 O2(g) <--> NO2(g) if Kp= 1.3 X 10^6 at 298 Kelvin
Luminol is so sensitive that it can detect blood that has been diluted 10,000 times. A basic solution of luminol is often sprayed onto surfaces that are suspected of containing minute amounts of blood.
The heat of combustion of hexane is 995.0 kcal/mol. How much energy is released during the complete combustion of 453 grams of hexane ?
The amount of I3-(aq) in a solution can be detrmined by titration with a solution containing a known concentration of S2O32-(aq)( thiosulfate ion). The determination is based on the net ionic equation.
How many grams of Cu metal (63.55 g/mol) will be plated out of a Cu(NO3)2 solution by passing a current of 3.00 amperes for 11 minutes?
There is a peak in the middle of the graph with 0.40 for absorbance and 525 for wavelength. What is the wavelength of maximum absorbance?
A gas has a volume of 263 mL at 729 torr. What volume will the gas occupy at 368 torr if the temperature of the gas doesn't change?
The GC/MS analysis of the compound gave one major compound. The base peak in the mass spectrum had a m/z value of 43. Identify the base peak and determine if it is consistent with 4-methyl-2-pentanone or 4-methylpentanal.
the stretomycin has an osmotic pressure of 8.72mmHg at 23.6 degrees C, what is the molecular weight of the antibiotic?
caluclate the molecular mass of the compounds of Caffeine and Epinephrine. Round to the hundredth's place.
What is the metal ion in a metal nitrate solution M(NO3)3(aq) if 90.52g of metal was recovered from a 4.00 hr electrolysis at a constant current of 35.0A
Calculate the molality, molarity, and mole fraction of FeCl3 in a 23.6 mass % aqueous solution (d = 1.222 g/mL).
Bombardment of boron-10 with a neutron produces a hydrogen-1 atom and another nuclide. What is this nuclide
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