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AFMC AFMC Solved Paper-2009

  • question_answer
    The concentration (in mol/L) of the solution having osmotic pressure 0.0821 atm at 300 K will be

    A) 0.33                                       

    B) 0.066

    C) \[0.3\times {{10}^{-2}}\]              

    D) 3

    Correct Answer: C

    Solution :

    \[\pi =CRT\] \[C=\frac{\pi }{RT}=\frac{0.0821}{0.0821\times 300}\] \[=0.33\times {{10}^{-2}}\,\text{mol/L}\]


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