Question

Please answer fast!
1. Calculate the relative humidity of air at 80°C, if
the absolute vapour required to saturate the air at
80°C is 80 gms/cu.m.
2. Calculate the relative humidity of air at 25°C, if
the absolute humidity is 50 gms/cu.m. The amount
of water vapour required to saturate the air at 25°C
is 90 gms/cu.m.
0​

Answer 1

Answer:

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Explanation:

Correct option is

A

21.6 mm

% relative humidity = partial pressure of water ×(

aqueoustension

100

)

⟹80= partial pressure of water ×(

27

100

)

Hence, the partial pressure of water is 21.6 mm.

Hence, the correct answer is option A.