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What is the expected vapor pressure when 58.9 g of hexane (C6H14) is mixed with 44.0 g of benzene (C6H6) at 60.0 °C?
Vapor pressure of pure hexane at 60 °C is 573 torr.
Vapor pressure of pure benzene at 60 °C is 391 torr.
what would happen to the average kinetic energy of the molecules of a gas sample if the temperature of the sample
Question- From an IR spectra of 4-tert-butylcyclohexanone, can I determine if I have a mixture of both cis and trans isomers? Why or why not? From the melting point of the same compound, can I determine if I have a mixture of these isomers? Why or..
look up the densities of ethanol and water at room T in a habnbook ethanol 0.789 g/cm^3 and water 0.998 plot these two points on a graoh at 0 and 100%H2O
A certain substance has a heat of vaporization of 74.45 kJ/mol. At what Kelvin temperature will the vapor pressure be 6.50 times higher than it was at 287 K
a student removes the thermometer and stirring wire in part b of the experiment to add the naphthalene and wipes them
Calculate the moles and the mass of solute in 250.0 mL of 6.00 M NaOH.
In spectrophotometry what is the theory/why is there a linear relationship between i) absorbance and concetration and ii) aobsorbance and path length
For the equilibrium H2(g)+ CO2 (g) H20 (g) + CO(g) Kc = 3.18 at 1106K. If each of the four species was initially present at a concentration of 3.000M, calculate the equilibrium concentration of the CO(g) at this temperature
What element is this from the periodic table ? Atomic Number = 6, Protons = 6, Electrons = 6, Atomic Weight = 12.0. Electrons in first energy level = 2; second energy level = 4.
Empirical and Molecular Formulae, The analysis of an organic compound produces the following elemental analysis: % C is 59.999% and % H is 4.476%.
If a eukaryotic cell were broken open and the subcellular organelles separated by ultracentrifugation, in which of the following would the citric acid cycles be found
Problem- A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.06 nm. It then gives off a photon having a wavelength of 397 nm. What is the final state of the hydrogen atom? Values for physical constants can be found her..
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