Solved papers for JEE Main & Advanced AIEEE Solved Paper-2007

done AIEEE Solved Paper-2007 Total Questions - 2

• question_answer1) A 5.25% solution of a substance is isotonic with a 1.5% solution of urea (molar mass \[=60\,g\,mo{{l}^{-1}}\]) in the same solvent. If the densities of both the solutions are assumed to be equal to\[x\] the molar mass of the substance will be       AIEEE  Solved  Paper-2007
  A)
   \[\frac{10}{9}V/\mu m\]             
  done clear
  B)
   \[x\]
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  C)
          \[\frac{mF}{M}\]    
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  D)
          \[\frac{(M+m)F}{m}\]
  done clear
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• question_answer2) A mixture of ethyl alcohol and propyl alcohol has a vapour pressure of 290 mm at 300 K. The vapour pressure of propyl alcohol is 200 mm. If the mole fraction of ethyl alcohol is 0.6, its vapour pressure (in mm) at the same temperature will be       AIEEE  Solved  Paper-2007
  A)
   350       
  done clear
  B)
   300       
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  C)
          700       
  done clear
  D)
          360
  done clear
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