Verified Solution • 2025–26 Session moderate

QNEET-2020-Ch-670: NEET 2020 Chemistry - Class 12 NEET-2020-Ch-670 Solution: The freezing point depression constant (\(K_f\)) of benzene is…

The freezing point depression constant (KfK_f) of benzene is 5.12 K kg mol−15.12\ \text{K kg mol}^{-1}. The freezing point depression for the solution of molality 0.078 m containing a non-electrolyte solute in benzene is rounded off upto two decimal places: 0.80 K 0.40 K 0.60 K 0.20 K

Multiple Choice Options

  • A 0.80 K
  • B 0.40 K
  • C 0.60 K
  • D 0.20 K

Step-by-Step Verified Solution

_ T f = k f m = 5.12 _ 0.078 = 0.399 K = 0.4 K

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