$0.05 \ mol$ of a non-volatile solute is dissolved in $500 \ g$ of water. What is the depression in freezing point of the resultant solution (in $K$)? $(K_f(H_2O) = 1.86 \ K \ kg \ mol^{-1})$

  • A
    $0.047$
  • B
    $0.372$
  • C
    $0.093$
  • D
    $0.186$

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