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MCQEasyJEE Main 2026 · 24 January, Shift 1Colligative Properties

Chemistry Question from JEE Main 2026 · 24 January, Shift 1

A solution is prepared by dissolving 0.3 g0.3 \, \text{g} of a non-volatile non-electrolyte solute A of molar mass 60 g mol−160 \, \text{g mol}^{-1} and 0.9 g0.9 \, \text{g} of a non-volatile non-electrolyte solute B of molar mass 180 g mol−1180 \, \text{g mol}^{-1} in 100 mL100 \, \text{mL} H2O\text{H}_2\text{O} at 27∘C27^\circ \text{C}. Osmotic pressure of the solution will be

[Given: R=0.082 L atm K−1 mol−1R = 0.082 \, \text{L atm K}^{-1} \text{ mol}^{-1}]

  • A

    1.23 atm1.23 \, \text{atm}

  • B

    0.82 atm0.82 \, \text{atm}

  • C

    2.46 atm2.46 \, \text{atm}

  • D

    1.47 atm1.47 \, \text{atm}

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