Solved papers for JEE Main & Advanced JEE Main Paper (Held On 26 May 2012)

done JEE Main Paper (Held On 26 May 2012) Total Questions - 1

• question_answer1) The freezing point of a 1.00 m aqueous solution of HF is found to be \[-1.91\text{ }{}^\circ C\]. The freezing point constant of water, K. is 1.86 K  kg \[\text{mo}{{\text{l}}^{-1}}\] The percentage dissociation of HF at this concentration is.   JEE Main Online Paper (Held On 26-May-2012)  
  A)
  30%                       
  done clear
  B)
  10%
  done clear
  C)
  5.2%                                     
  done clear
  D)
  2.7%
  done clear
  View Answer play_arrow