Which of these sets of measurements shows the greatest precision? A) 112 mL, 125 mL, 130 ml, 127 mL
B) 122 mL, 121 mL, 121 mL, 121 mL
C) 125 mL, 123 mL, 126 mL, 125 mL
D) 132 mL, 126 mL, 124 mL, 122 mL

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.