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Solid ammonium hydrosulphide (NH4HS) is mixed with arbitrary amounts of gaseous NH3 and H2S, forming a three-constituent system of two phases, undergoing the reaction

NH4HS2076_Equi.jpgNH3 + H2S.

(a) How many components are there, and what is the variance?

(b) Assuming that the gaseous phase is a mixture of ideal gases, show that

PNH3PH2S/PNH4HS = K.

(c) If solid NH4HS is placed in an evacuated chamber, how many components are there, and what is the variance?

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  • Category:- Chemistry
  • Reference No.:- M92166026

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