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Air

0.03

Question

0.03% of air: CO₂: 78.08% of air : ___________

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Solution

Carbon dioxide and Nitrogen:
It is a colorless, odorless unreactive gas that forms about 78% of the earth's atmosphere.
0.03% of the air in the atmosphere is comprised of carbon dioxide.
Final answer: 0.03% of air: CO₂: 78.08% of air: Nitrogen.

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Similar questions

Q. The percentage of nitrogen in air is
(a) 20.95%
(b) 0.97%
(c) 0.03%
(d) 78.8%

Q. A scientist performed experiments to analyse the two samples of air given to him:
'Air Sample A' and 'Air Sample B'. The results of analysis of these two air samples are given below:

Air Sample A				Air Sample B
Oxygen	:	21%		Oxygen	:	16.4%
Carbon dioxide	:	0.04%		Carbon dioxide	:	4.4%
Water vapour	:	A little		Water Vapour	:	A lot

(a) Which air sample, A or B, represents 'exhaled air'? Why?
(b) Which air sample, A or B, represents 'inhaled air'? Why?

How is CO₂ heavier than air, when air is a mixture of several gases including CO₂?

Q. On a day air contains 300ppm by volume of CO2. Calculate the volume % of CO2 in air.

Q. The composition of air inhaled by a human is

21 % O_{2}

0.03 % C O_{2}

and that of exhaled air is

16 % O_{2}

4.03 % C O_{2}

. Assuming a typical volume of

6200 {L day}^{- 1}

O_{2}

C O_{2}

generated by the body at

37^{\circ} C

1.00 b a r

are:
(Assume ideal behaviour)

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