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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank The mole concept

  • question_answer
    The number of molecules in 16 g of methane is

    A)                 \[3.0\times {{10}^{23}}\]

    B)                 \[6.02\times {{10}^{23}}\]

    C)                 \[\frac{16}{6.02}\times {{10}^{23}}\]          

    D)                 \[\frac{16}{3.0}\times {{10}^{23}}\]

    Correct Answer: B

    Solution :

                    16gm of \[C{{H}_{4}}\]= 1mole \[=6.023\times {{10}^{23}}\] molecules.


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