What element is depicted by the following electron configuration: (The electron configuration is in the image)

A. None of these
B. Oxygen
C. Chlorine
D. Sulfur

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.