Q13.6 Estimate the total number of air molecules (inclusive of oxygen, nitrogen, water vapour and other constituents) in a room of capacity at a temperature of and pressure.
The volume of the room, V = 25.0 m3
Temperature of the room, T = 27oC = 300 K
The pressure inside the room, P = 1 atm
Let the number of moles of air molecules inside the room be n
Number of molecules inside the room is N
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