Answer:
nitrogen is the solvent and oxygen is the solute
Step-by-step explanation:
Most of the time the solute will be present in a smaller quantity and the solvent will appear in a larger quantity.
Answer is A, nitrogen is the solvent and oxygen is the solute .
Answer:a
the first one is a.
the second one is d.
the third one is b.
and the fourth one is c.
Using Pythagorean theorem