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Q: 60 40 1 4 20- 3 0 000 2 9 10 19 6 11 14 7 8 13 5 12 3000 2000 1000 650 Wavenumber [cm-11
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- Use the van 't Hoff equation to derive an expression for the slope of a plot of pKa against temperature.A reaction mixture that consisted of 0.20 mol N2(g) and 0.20 mol H2(g) was introduced into a reactor of volume 25.0 L and heated. At equilibrium, 5.0% of the nitrogen gas had reacted. What is the value of the equilibrium constant KC for the reaction N2(g) + 3H2(g) ⇋ 2 NH3(g) at this temperature?Explain the Criterion for chemical equilibrium for a fixed mass at a specified temperature and pressure ?
- Derive an expression to obtain a relation for chemical equilibrium in terms of the properties of the individual components?Write the equilibrium-constant expression for the evaporation of water, H2O1l2 ∆ H2O1g2, in terms of partial pressuresIdentify and justify the approximations made in the derivation of the van 't Hoff equation.
- In the Harber process for ammonia synthesis, K= 0.036 for N2(g) + 3H2(g) ⇋ 2 NH3(g) at 500. K. If the reactor of vlume 2.0 L charged with 1.42 bar N2 and 2.87 bar H2, what will the equilibrium partial pressures in the mixture?At a certain temperature, K=0.29 for the decomposition of two moles of iodine trichloride, ICl3(s), to chlorine and iodine gases. The partial pressure of chlorine gas at equilibrium is three times that of iodine gas. What are the partial pressures of iodine and chlorine at equilibrium?What partial pressure of hydrogen results in a molar concentration of 1.0 mmol dm-3 in water at 25 °c?
- Write the expression of the reaction quotient for the ionization of HOCN in water.What causes the large differences in the first steep decrease in all concentrations due to an increase in volume? Why are they different if the coefficients are the same?A mixture consiting of 1.000 mol H2O(g) and 1.000 mol CO(g) is placed ina reaction vessel of volume 10.00 L at 800. K. At equilibrium, 0.665 mol CO2(g) is present as a result of the reaction CO (g) + H2O (g)⇋ CO2(g)+H2(g). What are the value of KC at 800. K?
