1661Mechanical EngineeringMedium
Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits?
AS02, NH3, C02, moisture
B02, N2, H2, air
COz, N2, water vapour
D02, N2, steam, C02
Esteam vapours, H2, C02
Correct answer
B. 02, N2, H2, air
Explanation
The correct answer is 02, N2, H2, air.