Ateacher makes the following statement.

“gasoline boils at a relatively low temperature (about 150°c). the kerosene is removed at around 200°c, followed by diesel oil at 300°c and fuel oil at around 370°c.”

(a) what topic is the teacher most likely talking about?
(b) distillation of a mixture
(c) filtration of a pure substance
(d) evaporation of a mixture
(e) sorting of a pure substance

your picture is not part of the scientific method.

each  column  of the  table  is called a group. elements in a group share similar properties. groups are  read  from  top  to  bottom. metal. metalloid. nonmetal. solid. liquid. gas. fe. hg. o.  2. 3. 4. 5. 6. 7. 8. 9.  2. beryllium. 9.012. 4.  sodium. 22.990.  11. 3.  magnesium. 24.305.  12.  potassium. 39.098.  19. 4.  calcium. 40.078.  20. i guess  i