4. What is a term for an isotope having a high neutron- A. anhydrous absorption cross section? B. brown oxide C. calcining D. cross section 5. What is an adjective meaning "easily evaporated at E. explosive normal temperatures"? F. hydrofluorination G. fixed bed H. fluidized bed 6. What process removes solutes from a liquid solution I. fluoridation using another (immiscible) liquid phase? J. fluorination K. green salt L. hex M. ion exchange 7. What process removes solutes from a liquid solution using a solid phase? N. neutron poison O. orange oxide P. oxidation Q. precipitant 8. What is a descriptive name for uranium tetrafluoride? R. reactive S. reduction T. solvent extraction 9. What is a descriptive name for uranium dioxide? U. solute V. volatile 1. A fluid flows downward through a mass of particulate 10. What is the process by which uranium oxide is consolids. What is this called? verted to uranium tetrafluoride using hydrogen fluoride? 2. A liquid or gas flows upward through a quantity of solid particulate matter with enough velocity to lift the particles. What is this called? 3. Which quantity has units of bams (I barn = 11. What is the process by which uranium tetrafluoride is converted to uranium hexafluoride using fluorine? 1024cm2) ? 12. What is the term used for a substance that contains no water