JEE Main & Advanced Chemistry States of Matter Question Bank Ideal gas equation and Related gas laws

  • question_answer At NTP, the density of a gas, whose molecular weight is 45 is [Pb. CET 2001, 03]

    A)                 44.8 gm/litre     

    B)                 11.4 gm/litre

    C)                 2 gm/ litre          

    D)                 3 gm/litre

    Correct Answer: C

    Solution :

               The density of gas \[=\frac{Molecular\,wt.\,Of\,Metal}{Volume}\] \[=\frac{45}{22.4}\]                                 =\[2gmlitr{{e}^{-1}}\]


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