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CMC Medical CMC-Medical VELLORE Solved Paper-2009

  • question_answer
    A certain mass of the oxygen gas occupies 7 L volume under a pressure of 380 mm Hg. The volume of the same mass of the gas at standard   pressure,   with   temperature remaining constant, shall be

    A)  26.60 L                                

    B)  54.28 L

    C)  3.5 L                                     

    D)  7 L

    Correct Answer: C

    Solution :

                    At constant temperature, \[{{p}_{1}}{{V}_{1}}={{p}_{2}}{{V}_{2}}\] \[380\times 7=760\times {{V}_{2}}\] \[\therefore \]  \[{{V}_{2}}=\frac{380\times 7}{760}=3.5L\]


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