The correct answer among the choices given is the first option.The teacher most likely is talking about distillation of a mixture. Distillation is a unit operation that separates component substances from a liquid mixture which is shown by the teacher. Also, the most common purifying technique in the production of gasoline is by this process.
8.4 moles equals 469.14g Fe
Energy diagram for and endothermic and exothermic reaction
Answer:
Properties describe physical matter.
Explanation: