Problem 7.1E Problem 7.2E Problem 7.3E Problem 7.4E Problem 7.5E: 7.5. For this chemical equilibrium in an enclosed system, how many degrees of freedom are there?
Problem 7.6E: 7.6. The production of nitrogen gas for automobile airbags takes advantage of the following chemical... Problem 7.7E Problem 7.8E Problem 7.9E: 7.9. For a solution of and in which , what are the mole fractions of and in the vapor phase? Use... Problem 7.10E Problem 7.11E Problem 7.12E Problem 7.13E Problem 7.14E: 7.14. Determine the total equilibrium pressure of the vapor in equilibrium with a molar ratio of... Problem 7.15E Problem 7.16E: 7.16. Many police departments use breath tests to check for drunk drivers. What would be the... Problem 7.17E Problem 7.18E: 7.18. The vapor pressures of pure liquid A and pure liquid B are and , respectively. Determine the... Problem 7.19E: 7.19. At , the vapor pressure of pure ethanol, , is and the vapor pressure of pure n-propanol, is... Problem 7.20E: 7.20. A solution of methanol () and ethanol () has a vapor pressure of at . If the equilibrium... Problem 7.21E: 7.21. At , the vapor pressure of pure ethanol, , is and the vapor pressure of pure n-propanol, , is... Problem 7.22E Problem 7.23E Problem 7.24E Problem 7.25E Problem 7.26E Problem 7.27E Problem 7.28E Problem 7.29E: What are mixG and mixS for the combination of 1.00mol of toluene and 1.00mol of benzene at 20.0C ?... Problem 7.30E Problem 7.31E Problem 7.32E Problem 7.33E Problem 7.34E Problem 7.35E Problem 7.36E Problem 7.37E Problem 7.38E Problem 7.39E: Convert the units of Henrys law constant for CO2, in table 7.2, to units of, mmHg, atm, and bar. In... Problem 7.40E Problem 7.41E Problem 7.42E Problem 7.43E: 7.43. The Henry’s law constant for methyl chloride, , in aqueous solution is . What pressure of... Problem 7.44E Problem 7.45E: 7.45. At , the mole fraction of air in water is about . (a) What is the molarity of this solution?... Problem 7.46E: 7.45. At , the mole fraction of nitrogen, , in water is . (a) Compare this with the number in the... Problem 7.47E Problem 7.48E: 7.48. Nitrogen narcosis begins to affect scuba divers at a depth of about under water, when the... Problem 7.49E Problem 7.50E: 7.50. What is the approximate molarity of a saturated solution of phenol, , for which can be... Problem 7.51E: 7.51. Calculate the solubility of phenol, , in water at if for phenol is and its melting point is... Problem 7.52E: a Convert the calculated mole fraction of naphthalene dissolved in toluene from Example 7.10 into... Problem 7.53E Problem 7.54E: Consider the following solutions: Sodium chloride s in water Sucrose s in water C20H42(s) in... Problem 7.55E: Determine how ideal the following solutions are by calculating the mole fraction of solute in each... Problem 7.56E: Iron metal has a fusH value of 14.9kJ/mol and is soluble in mercury to the level of xFe=8.0103 at... Problem 7.57E Problem 7.58E: 7.58. Do communities that use salt in the winter use enough to form the low-melting eutectic... Problem 7.59E: 7.59. Starting from in figure in the liquid region, describe what happens as the temperature is... Problem 7.60E Problem 7.61E Problem 7.62E: Estimate the solubility of Na in Hg at 0C. The enthalpy of fusion of sodium is 2.60kJ/mol and its... Problem 7.63E Problem 7.64E Problem 7.65E: Explain how the unit molarity automatically includes the concept of partial molar volumes. Problem 7.66E Problem 7.67E: The vapor pressure of isopropanol is 47.0mmHg at 25.0C. If 0.500mol of nonvolatile hexachlorobenzene... Problem 7.68E: A sample of 25.0g of solid anthracene is dissolved into 250.0g of CCl4. If the vapor pressure of... Problem 7.69E Problem 7.70E: A technician dissolves 12.00g of a nonvolatile solid into 100.0g of methyl ethyl ketone MEK. The... Problem 7.71E Problem 7.72E: Estimate the osmotic pressure, freezing point, and boiling point of seawater, which you can... Problem 7.73E: In February 2006, a pharmacy technician accidentally administered a 23.0NaCl solution... Problem 7.74E Problem 7.75E: Calculate the freezing point depression of mercury caused by dissolved sodium if the mole fraction... Problem 7.76E: Glacial acetic acid has a melting point of 16.0C and enthalpy of fusion of 11.7kJ/mol. a Calculate... Problem 7.77E Problem 7.78E Problem 7.79E: Use the system in exercise 7.62 to calculate the vapor pressure depression of mercury from the... Problem 7.80E Problem 7.81E Problem 7.82E Problem 7.83E Problem 7.84E Problem 7.85E Problem 7.86E: Determine osmotic pressures for each solution given. Assume complete dissociation of the solute. a... Problem 7.87E Problem 7.88E: The vapor pressures of benzene and and 1,1 dichloroethane at 25.0C are 94.0 and 224.9mmHg,... Problem 7.89E Problem 7.90E: Tabulate the solubility of naphthalene in toluene between 50C and 70C in 5 increments. The enthalpy... format_list_bulleted