Solid NH4I ammonium iodide (which is always considered to be in excess) is introduced into an initially empty container at a constant temperature of 427°C. An equilibrium is quickly established and the total pressure (PT) is then 0.9 bar. NH4I (s) 2 NH3(g) + HI(g) Express the equilibrium constant K' of this reaction as a function of PT a. Express the equilibrium constant K' of this reaction as a function of PT.

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Solid NH4I ammonium iodide (which is always considered to be in excess) is
introduced into an initially empty container at a constant temperature of 427°C.
An equilibrium is quickly established and the total pressure (PT) is then 0.9 bar.
NHẠI
(s) 2
NH3(g) + HI(g)
Express the equilibrium constant K' of this reaction as a function of PT
a. Express the equilibrium constant K' of this reaction as a function of PT-
The answer is
PNH, PHI - - (
2
2
P
K'
||
po2
p°2
2P°,
Can you explain why we get (p/2)^2?
Transcribed Image Text:Solid NH4I ammonium iodide (which is always considered to be in excess) is introduced into an initially empty container at a constant temperature of 427°C. An equilibrium is quickly established and the total pressure (PT) is then 0.9 bar. NHẠI (s) 2 NH3(g) + HI(g) Express the equilibrium constant K' of this reaction as a function of PT a. Express the equilibrium constant K' of this reaction as a function of PT- The answer is PNH, PHI - - ( 2 2 P K' || po2 p°2 2P°, Can you explain why we get (p/2)^2?
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