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Transcript
Properties of dry air
Dry air is air that contains no
water.
The state of a parcel of
dry air is described by
three properties:
temperature (T,
expressed in °K,
where 273°K = 0°C),
pressure (p, force per
unit area, expressed
in Newtons/m2) and
density (r, the mass of a
unit volume, in
Kg/m3).