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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main Sample Paper-28

  • question_answer
    \[8\,gm\,{{O}_{2}},\,14\,gm\,{{N}_{2}}\] and \[22\,gm\,C{{O}_{2}}\] is mixed in a container of 10 litre capacity at \[{{27}^{o}}C\]. The pressure exerted by the mixture in terms of atmospheric pressure will be:

    A)  1                            

    B)  3

    C)  9                                            

    D)  12

    Correct Answer: B

    Solution :

    \[P=(n+n')RT/V\]\[\therefore \,\,x=n\pi \,\,\,\,\,\,\,\,\,\,\,\,or\,\,\,\,\,\,\,\,\,x=(2n-1)\,\frac{\pi }{4}\]


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