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The reaction of hydrogen with nitrogen to produce ammonia is shown below. If there are 12 moles of hydrogen, how many moles of nitrogen are needed to react completely with the hydrogen?
N2(g) + 3H2(g) 2NH3(g)
You are asked to design an air bag for a car. You know that the bag should be filled with gas with a pressure higher than atmospheric pressure, say 828mm Hg, at a temperature of 22.0 °C. The bag has a volume of 41.5 L. What quantity of sodium azid..
derive an expression for the compression factor of a gas that obeys the equation of state pv-nbnrt where b and r are
The work function of copper is 437 kj/mol. Calculate the KE of the ejected electron if the frequency of light is 1.50*10^(15) Hz.
Understanding the high-temperature behavior of nitrogen oxides is essential for controlling pollution generated in automobile engines. The decomposition of nitric oxide (NO) to N2 and O2 is second order with a rate constant of 0.0796 M?
A 30.0 mL sample of sulfuric acid (H2SO4) is completely neutralized by 20.0 mL of 0.25 M sodium hydroxide (NaOH) solution. What is the molarity of the sulfuric acid solution?
Calculate the initial pH, pH after addition of 20 mL HCl, pH after addition of 50 mL HCl, pH at the equivalence point, and pH after addition of 120 mL HCl.
Titanium (f=6.94 x 10-19 J) and silicon (f=7.77 x 10-19 J) surfaces are irradiated with UV radiation with a wavelength of 233 nm. Explain what is the wavelength (nm) of the electrons emitted by the titanium surface
Explain what is the equilibrium concentration of methane in a sealed vessel, if the preliminary concentration of methane and chlorine gas are 0.1atm as well as the equilibrium concentration of chloromethane (CH3Cl) is 0.025 atm
ch4 is one of the most important anthropogenic greenhouse gases but it has significant biogenic sources 50 of the
A precipitate again formed and was filtered off. Finally, the solution was treated with a sodium carbonate solution, which resulted in no precipitation. Which metal ions were definitely present, which were definitely absent, and which may or may n..
If a 1.00 L flask is set up with an initial concentration of 0.391 mol/L COCl2, calculate the equilibrium concentration of carbon monoxide in mol/L.
How many moles of HCL must be added to 1.50L of 1.70M KOH to obtain a pH of 2.00?
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