nasal cavities (or oral cavity) > pharynx > trachea > primary bronchi (right & left) > secondary bronchi > tertiary bronchi > bronchioles > alveoli (site of gas exchange)
Answer:
The reaction type is double displacement
Since the beaker was heated we can asume that only magnesium cloride is left in the beaker, therfore the difference between the beaker with magnesium chloride and the empty beaker give the mass of magnisium chloride:
Great Question!
The Answer Would Be "B" The "RESPONDING" Variable
First gap is BY USING MAGNETS
2nd is ELECTROLYSIS
3rd is EVAPORATION