F. Additional Problems
Solve the following problems in the space provided. Show your work.
30. The gaseous product of a reaction is collected in a 25.0-L container at 27°C. The pressure in the container is 216 kPa, and the gas has a mass of 96.0 g. What is the molar mass of the gas?
31. The separation of uranium-235 from uranium -238 has been carried out using gaseous diffusion. Calculate the relative rates of diffusion of gaseous UF6 containing these isotopes.
Molar mass of UF6 containing uranium-235 = 349.0 amu.
Molar mass of UF6 containing uranium-238 = 352.0 amu.