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AP EAMCET · Chemistry · Solutions

A gas \(X\) is dissolved in water at 2 bar pressure. Its mole fraction in the solution is 0.02 . Find the mole fraction of water in the solution when the pressure of the gas is doubled at the same temperature.

  1. A 0.04
  2. B 0.98
  3. C 0.96
  4. D 0.02
Verified Solution

Answer & Solution

Correct Answer

(A) 0.04

Step-by-step Solution

Detailed explanation

Pressure, \(p=2\) bar Mole fraction, \[ \begin{aligned} & \chi=0.02 \\ & p=K_{\mathrm{H}} \times \chi (Henry law)\\ & 2=K_{\mathrm{H}} \times 0.02...(i) \end{aligned} \] Pressure doubled.…