Explain Dalton's law of partial pressure. How it is applicable to condenser?

1 Answer

Answer :

It states that’ “The pressure exerted by mixture of air and steam is equal to sum of partial pressures, which each constitute would exert, if it occupies the same volume”. 

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In condenser total pressure is the sum of partial pressure of steam and air.

Mathematically,

Pc= Pa + Ps


Where;

Pc = Pressure in condenser containing mixture of air and steam

Pa = Partial pressure of air

Ps = Partial pressure of steam

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