dude i think your being over charged
3,857.21 more or less depending on how much air you breathe in
Not much......
Whales certainly Breathe. they have lungs pretty much just like you and I.
20%
when i have a cold, it is hard for me to breathe. i don't have much energy. why do you think this happen
Free, because we breathe it daily
The same amount you wil just breathe in more often
Slightly less than 1% of the air that you breathe in.
as much or less then she brethed in
because the haemoglobin present in our blood has no capacity to absorb nitrogen so the result is that the nitrogen is not absorbed and you breathe out the same amount of nitrogen as you breathed in.......
6g
78% 0of the air we breathe is nitrogen, same as the amount in the air.