Question

I need to know that air is a mixture of gas but when we in Hale air only oxygen gets in why not all the gases​

Answer 1

Answer:

Explanation:

Because we need only oxygen from the air, when you inhale all the air, the air gets mixed with your blood, but red bllod cells in your blood actually absorb the oxygen for it has more affinity for oxygen than any other gas and disposes carbon dioxide, so even if we inhale all of the air, our blood only takes the oxygen

Answer 2

Answer:

it is all about our manufacturing.

I will try to answer ....

our nostrils knows what it is doing

and also my friend told that the air we inhale is mixture but when it reaches the lungs it filter itself and take oxygen

JUST UPTO MY LEVEL I HAVE ANSWERED