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NEET Chemistry States of Matter / पदार्थ की अवस्थाएँ - गैस एवं द्रव Question Bank Self Evaluation Test - States of Matter

  • question_answer
    A flask containing air (open to the atmosphere) is heated from 300 K to 500 K. The percentage of the air escaped into the atmosphere is

    A) 16.6                 

    B) 40    

    C) 60                                

    D) 20

    Correct Answer: B

    Solution :

    [b] P, V and R are constant \[\therefore {{n}_{1}}{{T}_{1}}={{n}_{2}}{{T}_{2}},100\times 300={{n}_{2}}\times 500,:{{n}_{2}}=60\] Air escaped is 40%.


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