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Question: Answered & Verified by Expert
2SO2( g)+O2( g)2SO3( g)
In an equilibrium mixture, the partial pressures are
PSO3=43kPa;PO2=530 Pa and
PSO2=45kPa. The equilibrium constant
KP=_____×10-2. (Nearest integer)
ChemistryChemical EquilibriumJEE MainJEE Main 2021 (20 Jul Shift 1)
Solution:
1802 Upvotes Verified Answer
The correct answer is: 172
2SO2( g)+O2( g)=2SO3( g)
KP=pSO3( g)2pSO2g2×pO2( g)
=43×4345×45×0.530 
=172.28×10-2 kPa-1
172 × 10-2
Ans is 172

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