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MHT CET202310 May 2023Morning ShiftChemistrySolutionsActual

Which of the following solutions exhibits lowest value of boiling point elevation assuming complete dissociation?

Options

  1. A0.1 ~m AlCl ₃
  2. B0.01 ~m MgCl ₂
  3. C1 ~m KCl
  4. D0.5 ~m NaCl

Correct answer

B. 0.01 ~m MgCl ₂

Step-by-step solution

array |l|l|c| & 1 |c| Solution & array c Moles of particles in 1 ~ k g ~ s o l u t i o n ~ array (A) & 0.1 ~m AlCl ₃ & 0.4 (B) & 0.01 ~m AlCl ₂ & 0.03 (C) & 1 ~m KCl & 2 (D) & 0.5 ~m NaCl & 1 array 0.01 ~m MgCl ₂ solution has minimum number of particles in solution, so it shows the lowest value of boiling point elevation.

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