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Chemical and Phase Equilibria · 2021

3 Chemistry questions from this IIT JAM paper
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Chemical and Phase Equilibria · 2021

3 Chemistry questions from this IIT JAM paper

  1. Q9.A pure substance **M** has lesser density in solid state than in liquid state. The ΔSfusion​ of **M** is +25 J K−1 mol−1. The CORRECT representative Pressure-Temperature diagram for the fusion of…
    Chemistry · Chemical and Phase Equilibria · MCQ
  2. Q47.A buffer solution is prepared by mixing 0.3 M NH₃ and 0.1 M NH₄NO₃. If K_b of NH₃ is 1.6 × 10⁻⁵ at 25 °C, then the pH (rounded off to one decimal place) of the buffer solution at 25 °C is ​.
    Chemistry · Chemical and Phase Equilibria · Numerical
  3. Q56.A dilute solution prepared by dissolving a nonvolatile solute in one liter water shows a depression in freezing point of 0.186 K. This solute neither dissociates nor associates in water. The boiling point of the solution in K (rounded off…
    Chemistry · Chemical and Phase Equilibria · Numerical