Q.

The partial pressure of oxygen in air is 22 kPa. What is the oxygen content in Per cent volume?

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a

42%

b

21.7%

c

11%

d

5.5%

answer is B.

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Detailed Solution

patm =1 atm =1050.987 pascal =101.317kPa pO2=22kPa  per cent volume =22101.317×100=21.7%
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The partial pressure of oxygen in air is 22 kPa. What is the oxygen content in Per cent volume?