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Question: Answered & Verified by Expert
5 moles of $\mathrm{SO}_{2}$ and 5 moles of $\mathrm{O}_{2}$ are allowed to react. At equilibrium, it was found that $60 \%$ of $\mathrm{SO}_{2}$ is used up. If the partial pressure of the equilibrium mixture is one atmosphere, the partial pressure of $\mathrm{O}_{2}$ is
ChemistryStates of MatterKCETKCET 2009
Options:
  • A $0.82 \mathrm{~atm}$
  • B $0.52 \mathrm{~atm}$
  • C $0.21 \mathrm{~atm}$
  • D $0.41$ atm
Solution:
1701 Upvotes Verified Answer
The correct answer is: $0.41$ atm



$\therefore \quad \mathrm{pO}_{2}=\frac{3.5 \times 1}{8.5}=0.41 \mathrm{~atm}$

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