When we breathe in air, nitrogen also goes inside along with oxygen. What is the fate of this nitrogen?

What is the fate of nitrogen gas that goes inside the lungs alongwith oxygen during breathing ?

what is the percentage of nitrogen in the air?

Mole fraction of nitrogen in air is

Assertion Nitrogen has higher first ionisation energy than oxygen. Reason Atomic radius of nitrogen is smaller than that of oxygen.

At what temperature is the velocity of sound in nitrogen equal to its velocity in oxygen at 20^(@) C? The atomic weights of oxygen and nitrogen are in the ratio 16 :14

Statement - 1 : The main constituents of air is nitrogen and oxygen . However, nitrogen does not react with oxygen to form nitrogen oxides. Statements - 2 : It requires much higher temperature for the reaction between nitrogne and oxygen to take place.

A vessel is filled with a mixture of equal masses of oxygen and nitrogen. What is the ratio of partial pressure of oxygen and nitrogen ?

____is the percentage of nitrogen in air