In a volume of air near the earth's surface, ____ occupies 78 percent

1.	In a volume of air near the earth's surface, ____ occupies 78 percent and ____ nearly 21 percent.
Answer» Nitrogen, oxygen In a volume of AIR near the earth's surface, nitrogen OCCUPIES 78 percent and oxygen NEARLY 21 percent.

In a volume of air near the earth's surface, occupies 78 percent and nearly 21 percent.

Answer»

Nitrogen, oxygen

In a volume of AIR near the earth's surface, nitrogen OCCUPIES 78 percent and oxygen NEARLY 21 percent.