total pressure = p(C6H14) + p(C7H16) = (20.16 + 6.25) = 26.41 KPa
and
mole fractions of C6H14 = p(C6H14) / total pressure = (20.16 / 26.41) = 0.763
and
mole fractions of C7H16 = (1 - 0.763) = 0.237
1 mol C6H14 (hexane) is mixed with 1 mol C7H16 (heptane) at 298 K. p(C6H14)*=20.16 kPa,...
Calculate the Gibbs energy, entropy, and enthalpy of mixing when 1.00 mole of C6H14 (hexane) is mixed with 1.25 mole of C7H16 (heptane) at 298 K. Treat the solution as ideal.
A solution contains 48.5 g of heptane (C7H16)(C7H16) and 44.0g of octane (C8H18)(C8H18) at 25∘C The vapor pressures of pure heptane and pure octane at 25 ∘C are 45.8 torr t o r r and 10.9 torr t o r r , respectively. Assuming ideal behavior, calculate each of the following. (Note that the mole fraction of an individual gas component in an ideal gas mixture can be expressed in terms of the component's partial pressure.) a)The vapor pressure of...
A solution contains 59.0 g of heptane (C7H16) and 44.5 g of octane (C8H18) at 25 ∘C. The vapor pressures of pure heptane and pure octane at 25 ∘C are 45.8 torr and 10.9 torr, respectively. Assuming ideal behavior, calculate each of the following. (Note that the mole fraction of an individual gas component in an ideal gas mixture can be expressed in terms of the component's partial pressure.) The vapor pressure of heptane in the mixture. The vapor pressure...
At 250C, the vapor pressure of pure pentane, n-C5H12 is 0.674 bar and that of pure hexane, n-C6H14 is 0.198 bar. Assuming these two compounds form an ideal solution: Prepare a pressure-composition (p vs mole fraction) diagram for this binary system. Calculate the partial pressure of each substance and the total pressure over the solution that has a mole fraction of pentane, Xn-C5H12=0.35 What is the composition of the vapor phase in equilibrium with the solution that has the same composition...
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For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction Ng(8) + 3 H (8)=2 NH (8) the standard change in Gibbs free energy is AG° = -72.6 kJ/mol. What is AG for this reaction at 298 K when the partial pressures are PN, = 0.450 atm, P, = 0.250 atm, and PH, = 0.950 atm? kJ/mol AG -
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction N 2 ( g ) + 3 H 2 ( g ) − ⇀ ↽ − 2 NH 3 ( g ) the standard change in Gibbs free energy is Δ G ° = − 32.8 kJ/mol . What is ΔG for this reaction at 298 K when the partial pressures are P N 2 = 0.100 atm...
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction 2NO(g)+O2(g)↽−−⇀2NO2(g) 2 NO ( g ) + O 2 ( g ) ↽ − − ⇀ 2 NO 2 ( g ) the standard change in Gibbs free energy is Δ?°=−72.6 kJ/mol Δ G ° = − 72.6 kJ/mol . What is ΔG for this reaction at 298 K when the partial pressures are ?NO=0.300 atm P NO...
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