AP EAMCET · Chemistry · Some Basic Concepts of Chemistry
At 300 K . the vapour pressures of \(A\) and \(B\) liquids are 500 and 400 mm Hg respectively. Equal moles of A and B are mixed to form an ideal solution, The mole fraction of \(A\) and \(B\) in vapor state is respectively
- A \(0.5,0.5\)
- B \(0.666,0.333\)
- C \(0.444,0.555\)
- D \(0.555,0.444\)
Answer & Solution
Correct Answer
(D) \(0.555,0.444\)
Step-by-step Solution
Detailed explanation
\(\begin{array}{lll}\mathrm{P}_{\mathrm{A}}^0=500 & \mathrm{n}_{\mathrm{A}}=1 & \mathrm{x}_{\mathrm{A}}=0.5 \\ \mathrm{P}_{\mathrm{B}}^0=400 & \mathrm{n}_{\mathrm{B}}=1 & \mathrm{x}_{\mathrm{B}}=0.5\end{array}\)…
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