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The equilibrium vapor pressure of 2-butanol at 34.7°C is 75.0 mmHg. Calculate the equilibrium vapor pressure at 46.7°C, if ?H°vap = 49.7 kJ/mol.
consider the combustion of methane, CH4:CH4 + 2 O2 (g) -->CO2(g) + H2O suppose 1.5 mol of methane is allowed to react with 4 mol of oxygen what is the limiting reagent?
What is the molarity of a 600mL solution prepared by dissolving 6.72 g of sulfuric acid, H2SO4
why is the presence of non-atomic species, such as metal oxides, detrimental to an analysis using atomic spectroscopy. which type(s) of atomizers can suffer from this effect and why.
Calculate the empirical formula of the compound (CxHyOz). B) If the 4.00g sample corresponds to 0.0666 moles of a compound, what is the molecular formula of the unknown molecule (CxHyOz)
Calculate the de Broglie wavelength for each of the following.a 57 g ball with a velocity of 35. m/s b an electron with a velocity 12% the speed of light.
The vapor pressure of dichloromethane,CH2Cl2, at 0 C is 134 mmHg. The normal boiling point of dichloromethane is 40 C. Calculate its molar heat of vaporization.
given the equation aaq 2baq 3caq 2daq. 45.0 ml of 0.050 m a is mixed with 25.0 ml 0.100 m b. at equilibrium the
Aqueous solutions of nickel(II) sulfate and mercury(I) nitrate react to give aqueous nickel(II) nitrate and a mercury(I) sulfate precipitate
a 150 ml buffer solution containing 0.100 m hydrocyanic acid hcn ka6.2 x 10-10 and .100 m soudium cyanide nacn has 30.0
a 100.0-l flask contains a mixture of no2 gas and co gas. if the concentration of no2 is 5.5 times 105 ppm and the
Calculate the volume of 1.00 M nitric acid needed to react completely with 25.0mL of 1.84 M calcium hydroxide
What exactly is the reduction of alkynes? I just understand that it is a method for synthesizing alkenes. Why are the leaving groups for E2 reactions not as good as E1 reactions?
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