Difference between inhaled or exhaled air Flashcards
(5 cards)
1
Q
What is the aim?
A
To compare the composition of exhaled or inhaled air
2
Q
Equipment?
A
Boiling tube
test tube stand
limewater
straw
rubber band
3
Q
Inhaled air and exhaled air of oxygen, CO2, nitrogen, watervapor
A
Inhaled air Exhaled air
Oxygen 21% 16%
CO2 0.04% 4%
Nitrogen 78% 78%
Vapor less more
4
Q
Result?
A
Hence proved that in inhaled air, there is less CO2 compared to exhaled air
5
Q
Equation?
A
calcium hydroxide+carbondioxide = calcium carbonate+water
