Asked by l
                What is the pressure change for the reaction below at 25 C in the process of reaching equilibrium if there is initially enough ammonium hydrogen sulfide to reach equilibrium?
Kp= 4.0*(10^4)
NH3(g)+H2S(g) ---><--- NH4HS(s)
Answer: 1.0*[10(-2)]
Not sure what to do here; I know the the Qc expression is:
Qc= 1/([NH3][H2S])
and Kp=Kc[(RT)^(delta n)]
but I'm not sure how to advance.
Is "delta n" -1 (1 mole product - 2 mole reactant)
OR
-2 (0 mole gaseous product - 2 mole gaseous reactant)
And how do I factor in the change? What is changing?
Thank you.
            
        Kp= 4.0*(10^4)
NH3(g)+H2S(g) ---><--- NH4HS(s)
Answer: 1.0*[10(-2)]
Not sure what to do here; I know the the Qc expression is:
Qc= 1/([NH3][H2S])
and Kp=Kc[(RT)^(delta n)]
but I'm not sure how to advance.
Is "delta n" -1 (1 mole product - 2 mole reactant)
OR
-2 (0 mole gaseous product - 2 mole gaseous reactant)
And how do I factor in the change? What is changing?
Thank you.
Answers
                    Answered by
            DrBob222
            
    See your other post on this. 
    
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